1157073513 has 8 divisors (see below), whose sum is σ = 1542974208. Its totient is φ = 771277584.

The previous prime is 1157073479. The next prime is 1157073529. The reversal of 1157073513 is 3153707511.

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

It is not a de Polignac number, because 1157073513 - 2¹³ = 1157065321 is a prime.

It is a super-2 number, since 2×1157073513² = 2677638228972322338, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1157073413) 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, 4831 + ... + 48347.

It is an arithmetic number, because the mean of its divisors is an integer number (192871776).

Almost surely, 2^1157073513 is an apocalyptic number.

It is an amenable number.

1157073513 is a deficient number, since it is larger than the sum of its proper divisors (385900695).

1157073513 is an equidigital number, since it uses as much as digits as its factorization.

1157073513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52383.

The product of its (nonzero) digits is 11025, while the sum is 33.

The square root of 1157073513 is about 34015.7832924659. The cubic root of 1157073513 is about 1049.8332351932.

The spelling of 1157073513 in words is "one billion, one hundred fifty-seven million, seventy-three thousand, five hundred thirteen".