1157022527 has 8 divisors (see below), whose sum is σ = 1166192640. Its totient is φ = 1147882840.

The previous prime is 1157022511. The next prime is 1157022553. The reversal of 1157022527 is 7252207511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1157022527 - 2⁴ = 1157022511 is a prime.

It is a super-2 number, since 2×1157022527² = 2677402255970931458, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1157022493 and 1157022502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1157022557) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72002 + ... + 86592.

It is an arithmetic number, because the mean of its divisors is an integer number (145774080).

Almost surely, 2^1157022527 is an apocalyptic number.

1157022527 is a deficient number, since it is larger than the sum of its proper divisors (9170113).

1157022527 is a wasteful number, since it uses less digits than its factorization.

1157022527 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15213.

The product of its (nonzero) digits is 9800, while the sum is 32.

The square root of 1157022527 is about 34015.0338379958. The cubic root of 1157022527 is about 1049.8178148006.

The spelling of 1157022527 in words is "one billion, one hundred fifty-seven million, twenty-two thousand, five hundred twenty-seven".