1141358652 has 144 divisors (see below), whose sum is σ = 3499991040. Its totient is φ = 306343296.

The previous prime is 1141358641. The next prime is 1141358653. The reversal of 1141358652 is 2568531411.

1141358652 is a `hidden beast` number, since 1 + 14 + 13 + 586 + 52 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1141358653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 607138 + ... + 609014.

Almost surely, 2^1141358652 is an apocalyptic number.

1141358652 is a gapful number since it is divisible by the number (12) 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 1141358652, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1749995520).

1141358652 is an abundant number, since it is smaller than the sum of its proper divisors (2358632388).

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

1141358652 is a wasteful number, since it uses less digits than its factorization.

1141358652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2040 (or 2035 counting only the distinct ones).

The product of its digits is 28800, while the sum is 36.

The square root of 1141358652 is about 33783.9999408004. Note that the first 4 decimals coincide. The cubic root of 1141358652 is about 1045.0587642755.

The spelling of 1141358652 in words is "one billion, one hundred forty-one million, three hundred fifty-eight thousand, six hundred fifty-two".