1158380736 has 56 divisors (see below), whose sum is σ = 3068872704. Its totient is φ = 385624320.

The previous prime is 1158380711. The next prime is 1158380737. The reversal of 1158380736 is 6370838511.

It is not an unprimeable number, because it can be changed into a prime (1158380737) 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 7 ways as a sum of consecutive naturals, for example, 162201 + ... + 169191.

Almost surely, 2^1158380736 is an apocalyptic number.

1158380736 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1158380736 is an abundant number, since it is smaller than the sum of its proper divisors (1910491968).

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

1158380736 is an equidigital number, since it uses as much as digits as its factorization.

1158380736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7869 (or 7859 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 42.

The square root of 1158380736 is about 34034.9928162178. The cubic root of 1158380736 is about 1050.2284419057.

The spelling of 1158380736 in words is "one billion, one hundred fifty-eight million, three hundred eighty thousand, seven hundred thirty-six".