1156246400 has 48 divisors (see below), whose sum is σ = 2856297840. Its totient is φ = 462497280.

The previous prime is 1156246369. The next prime is 1156246433. The reversal of 1156246400 is 46426511.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 177464 + ... + 183863.

It is an arithmetic number, because the mean of its divisors is an integer number (59506205).

Almost surely, 2^1156246400 is an apocalyptic number.

1156246400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1156246400 is an abundant number, since it is smaller than the sum of its proper divisors (1700051440).

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

1156246400 is an equidigital number, since it uses as much as digits as its factorization.

1156246400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361351 (or 361334 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 1156246400 is about 34003.6233363446. The cubic root of 1156246400 is about 1049.5830241529.

The spelling of 1156246400 in words is "one billion, one hundred fifty-six million, two hundred forty-six thousand, four hundred".