988816953 has 4 divisors (see below), whose sum is σ = 1318422608. Its totient is φ = 659211300.

The previous prime is 988816909. The next prime is 988816993. The reversal of 988816953 is 359618889.

988816953 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 988816953 - 2¹² = 988812857 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 988816893 and 988816902.

It is not an unprimeable number, because it can be changed into a prime (988816993) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 164802823 + ... + 164802828.

It is an arithmetic number, because the mean of its divisors is an integer number (329605652).

Almost surely, 2^988816953 is an apocalyptic number.

It is an amenable number.

988816953 is a deficient number, since it is larger than the sum of its proper divisors (329605655).

988816953 is a wasteful number, since it uses less digits than its factorization.

988816953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329605654.

The product of its digits is 3732480, while the sum is 57.

The square root of 988816953 is about 31445.4599743747. The cubic root of 988816953 is about 996.2583350714.

The spelling of 988816953 in words is "nine hundred eighty-eight million, eight hundred sixteen thousand, nine hundred fifty-three".