979155 has 16 divisors (see below), whose sum is σ = 1740960. Its totient is φ = 522144.

The previous prime is 979117. The next prime is 979159. The reversal of 979155 is 551979.

It is a happy number.

It is not a de Polignac number, because 979155 - 2⁹ = 978643 is a prime.

979155 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (979159) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3492 + ... + 3761.

It is an arithmetic number, because the mean of its divisors is an integer number (108810).

2⁹⁷⁹¹⁵⁵ is an apocalyptic number.

979155 is a deficient number, since it is larger than the sum of its proper divisors (761805).

979155 is a wasteful number, since it uses less digits than its factorization.

979155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7267 (or 7261 counting only the distinct ones).

The product of its digits is 14175, while the sum is 36.

The square root of 979155 is about 989.5226121722. The cubic root of 979155 is about 99.3002820339.

The spelling of 979155 in words is "nine hundred seventy-nine thousand, one hundred fifty-five".