1156245260 has 12 divisors (see below), whose sum is σ = 2428115088. Its totient is φ = 462498096.

The previous prime is 1156245253. The next prime is 1156245329. The reversal of 1156245260 is 625426511.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28906112 + ... + 28906151.

It is an arithmetic number, because the mean of its divisors is an integer number (202342924).

Almost surely, 2^1156245260 is an apocalyptic number.

1156245260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1156245260 is an abundant number, since it is smaller than the sum of its proper divisors (1271869828).

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

1156245260 is a wasteful number, since it uses less digits than its factorization.

1156245260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57812272 (or 57812270 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 32.

The square root of 1156245260 is about 34003.6065734210. The cubic root of 1156245260 is about 1049.5826792076.

The spelling of 1156245260 in words is "one billion, one hundred fifty-six million, two hundred forty-five thousand, two hundred sixty".