1157772330 has 96 divisors (see below), whose sum is σ = 3536507520. Its totient is φ = 259079040.

The previous prime is 1157772323. The next prime is 1157772347. The reversal of 1157772330 is 332777511.

1157772330 is a `hidden beast` number, since 11 + 577 + 72 + 3 + 3 + 0 = 666.

It is a super-2 number, since 2×1157772330² = 2680873536227257800, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 32110 + ... + 57849.

It is an arithmetic number, because the mean of its divisors is an integer number (36838620).

Almost surely, 2^1157772330 is an apocalyptic number.

1157772330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1157772330 is an abundant number, since it is smaller than the sum of its proper divisors (2378735190).

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

1157772330 is a wasteful number, since it uses less digits than its factorization.

1157772330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89996 (or 89993 counting only the distinct ones).

The product of its (nonzero) digits is 30870, while the sum is 36.

The square root of 1157772330 is about 34026.0536941915. The cubic root of 1157772330 is about 1050.0445423281.

The spelling of 1157772330 in words is "one billion, one hundred fifty-seven million, seven hundred seventy-two thousand, three hundred thirty".