1158914900 has 72 divisors (see below), whose sum is σ = 2954540064. Its totient is φ = 389001600.

The previous prime is 1158914891. The next prime is 1158914909. The reversal of 1158914900 is 94198511.

It is an interprime number because it is at equal distance from previous prime (1158914891) and next prime (1158914909).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1158914909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26222 + ... + 54821.

Almost surely, 2^1158914900 is an apocalyptic number.

1158914900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1158914900 is an abundant number, since it is smaller than the sum of its proper divisors (1795625164).

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

1158914900 is a wasteful number, since it uses less digits than its factorization.

1158914900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81081 (or 81074 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 38.

The square root of 1158914900 is about 34042.8391882933. The cubic root of 1158914900 is about 1050.3898476795.

The spelling of 1158914900 in words is "one billion, one hundred fifty-eight million, nine hundred fourteen thousand, nine hundred".