988133013 has 24 divisors (see below), whose sum is σ = 1691621568. Its totient is φ = 564646464.

The previous prime is 988133009. The next prime is 988133021. The reversal of 988133013 is 310331889.

It is not a de Polignac number, because 988133013 - 2² = 988133009 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (988133023) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 288756 + ... + 292157.

It is an arithmetic number, because the mean of its divisors is an integer number (70484232).

Almost surely, 2^988133013 is an apocalyptic number.

It is an amenable number.

988133013 is a deficient number, since it is larger than the sum of its proper divisors (703488555).

988133013 is an equidigital number, since it uses as much as digits as its factorization.

988133013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 580935 (or 580923 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The square root of 988133013 is about 31434.5830734241. The cubic root of 988133013 is about 996.0285864201.

The spelling of 988133013 in words is "nine hundred eighty-eight million, one hundred thirty-three thousand, thirteen".