1141815528 has 160 divisors (see below), whose sum is σ = 3675418560. Its totient is φ = 324414720.

The previous prime is 1141815497. The next prime is 1141815547. The reversal of 1141815528 is 8255181411.

1141815528 is a `hidden beast` number, since 11 + 41 + 81 + 5 + 528 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1141815492 and 1141815501.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 956500 + ... + 957692.

It is an arithmetic number, because the mean of its divisors is an integer number (22971366).

Almost surely, 2^1141815528 is an apocalyptic number.

1141815528 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1141815528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1837709280).

1141815528 is an abundant number, since it is smaller than the sum of its proper divisors (2533603032).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1141815528 is a wasteful number, since it uses less digits than its factorization.

1141815528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1429 (or 1416 counting only the distinct ones).

The product of its digits is 12800, while the sum is 36.

The square root of 1141815528 is about 33790.7609858079. The cubic root of 1141815528 is about 1045.1981883363.

Adding to 1141815528 its reverse (8255181411), we get a palindrome (9396996939).

The spelling of 1141815528 in words is "one billion, one hundred forty-one million, eight hundred fifteen thousand, five hundred twenty-eight".