1158674560 has 128 divisors (see below), whose sum is σ = 2879141760. Its totient is φ = 445562880.

The previous prime is 1158674537. The next prime is 1158674563. The reversal of 1158674560 is 654768511.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (43).

It is not an unprimeable number, because it can be changed into a prime (1158674563) 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 15 ways as a sum of consecutive naturals, for example, 1953624 + ... + 1954216.

It is an arithmetic number, because the mean of its divisors is an integer number (22493295).

Almost surely, 2^1158674560 is an apocalyptic number.

1158674560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1158674560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1439570880).

1158674560 is an abundant number, since it is smaller than the sum of its proper divisors (1720467200).

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

1158674560 is an equidigital number, since it uses as much as digits as its factorization.

1158674560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 726 (or 714 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 43.

The square root of 1158674560 is about 34039.3090411659. The cubic root of 1158674560 is about 1050.3172314332.

The spelling of 1158674560 in words is "one billion, one hundred fifty-eight million, six hundred seventy-four thousand, five hundred sixty".