988371953 has 16 divisors (see below), whose sum is σ = 1032998400. Its totient is φ = 944833920.

The previous prime is 988371929. The next prime is 988371971. The reversal of 988371953 is 359173889.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 988371953 - 2⁶ = 988371889 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 988371895 and 988371904.

It is not an unprimeable number, because it can be changed into a prime (988371973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1158275 + ... + 1159127.

It is an arithmetic number, because the mean of its divisors is an integer number (64562400).

Almost surely, 2^988371953 is an apocalyptic number.

It is an amenable number.

988371953 is a deficient number, since it is larger than the sum of its proper divisors (44626447).

988371953 is a wasteful number, since it uses less digits than its factorization.

988371953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1432.

The product of its digits is 1632960, while the sum is 53.

The square root of 988371953 is about 31438.3834349033. The cubic root of 988371953 is about 996.1088630249.

The spelling of 988371953 in words is "nine hundred eighty-eight million, three hundred seventy-one thousand, nine hundred fifty-three".