979305133953 has 4 divisors (see below), whose sum is σ = 1305740178608. Its totient is φ = 652870089300.

The previous prime is 979305133853. The next prime is 979305133973. The reversal of 979305133953 is 359331503979.

It is a happy number.

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 979305133953 - 2¹² = 979305129857 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 979305133893 and 979305133902.

It is not an unprimeable number, because it can be changed into a prime (979305133973) 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, 163217522323 + ... + 163217522328.

It is an arithmetic number, because the mean of its divisors is an integer number (326435044652).

Almost surely, 2^979305133953 is an apocalyptic number.

It is an amenable number.

979305133953 is a deficient number, since it is larger than the sum of its proper divisors (326435044655).

979305133953 is a wasteful number, since it uses less digits than its factorization.

979305133953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326435044654.

The product of its (nonzero) digits is 10333575, while the sum is 57.

The spelling of 979305133953 in words is "nine hundred seventy-nine billion, three hundred five million, one hundred thirty-three thousand, nine hundred fifty-three".