109979127 has 28 divisors (see below), whose sum is σ = 167753640. Its totient is φ = 72048528.

The previous prime is 109979113. The next prime is 109979131. The reversal of 109979127 is 721979901.

It is not a de Polignac number, because 109979127 - 2⁶ = 109979063 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109979167) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 41733 + ... + 44289.

Almost surely, 2^109979127 is an apocalyptic number.

109979127 is a deficient number, since it is larger than the sum of its proper divisors (57774513).

109979127 is an frugal number, since it uses more digits than its factorization.

109979127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2634 (or 2619 counting only the distinct ones).

The product of its (nonzero) digits is 71442, while the sum is 45.

The square root of 109979127 is about 10487.0933532605. The cubic root of 109979127 is about 479.1116773326. Note that the first 3 decimals are identical.

The spelling of 109979127 in words is "one hundred nine million, nine hundred seventy-nine thousand, one hundred twenty-seven".