1157450328 has 48 divisors (see below), whose sum is σ = 3136536000. Its totient is φ = 385598400.

The previous prime is 1157450323. The next prime is 1157450339. The reversal of 1157450328 is 8230547511.

1157450328 is a `hidden beast` number, since 1 + 1 + 574 + 50 + 32 + 8 = 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 = 1157450292 and 1157450301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1157450323) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 169378 + ... + 176078.

It is an arithmetic number, because the mean of its divisors is an integer number (65344500).

Almost surely, 2^1157450328 is an apocalyptic number.

1157450328 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1157450328 is an abundant number, since it is smaller than the sum of its proper divisors (1979085672).

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

1157450328 is a wasteful number, since it uses less digits than its factorization.

1157450328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9112 (or 9105 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 36.

The square root of 1157450328 is about 34021.3216674485. The cubic root of 1157450328 is about 1049.9471864592.

Adding to 1157450328 its reverse (8230547511), we get a palindrome (9387997839).

The spelling of 1157450328 in words is "one billion, one hundred fifty-seven million, four hundred fifty thousand, three hundred twenty-eight".