1156315270 has 16 divisors (see below), whose sum is σ = 2270582928. Its totient is φ = 420478240.

The previous prime is 1156315249. The next prime is 1156315313. The reversal of 1156315270 is 725136511.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5255869 + ... + 5256088.

It is an arithmetic number, because the mean of its divisors is an integer number (141911433).

Almost surely, 2^1156315270 is an apocalyptic number.

1156315270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1156315270 is a deficient number, since it is larger than the sum of its proper divisors (1114267658).

1156315270 is a wasteful number, since it uses less digits than its factorization.

1156315270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10511975.

The product of its (nonzero) digits is 6300, while the sum is 31.

The square root of 1156315270 is about 34004.6360074623. The cubic root of 1156315270 is about 1049.6038626603.

The spelling of 1156315270 in words is "one billion, one hundred fifty-six million, three hundred fifteen thousand, two hundred seventy".