979117527 has 16 divisors (see below), whose sum is σ = 1330332512. Its totient is φ = 640379520.

The previous prime is 979117501. The next prime is 979117571. The reversal of 979117527 is 725711979.

It is not a de Polignac number, because 979117527 - 2⁶ = 979117463 is a prime.

It is a super-2 number, since 2×979117527² = 1917342263357191458, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (979117577) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65913 + ... + 79389.

It is an arithmetic number, because the mean of its divisors is an integer number (83145782).

Almost surely, 2^979117527 is an apocalyptic number.

979117527 is a deficient number, since it is larger than the sum of its proper divisors (351214985).

979117527 is a wasteful number, since it uses less digits than its factorization.

979117527 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13938.

The product of its digits is 277830, while the sum is 48.

The square root of 979117527 is about 31290.8537275671. The cubic root of 979117527 is about 992.9901525215.

The spelling of 979117527 in words is "nine hundred seventy-nine million, one hundred seventeen thousand, five hundred twenty-seven".