109331465279 has 4 divisors (see below), whose sum is σ = 112286369784. Its totient is φ = 106376560776.

The previous prime is 109331465239. The next prime is 109331465329. The reversal of 109331465279 is 972564133901.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-109331465279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109331465209) 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, 1477452197 + ... + 1477452270.

It is an arithmetic number, because the mean of its divisors is an integer number (28071592446).

Almost surely, 2^109331465279 is an apocalyptic number.

109331465279 is a deficient number, since it is larger than the sum of its proper divisors (2954904505).

109331465279 is an equidigital number, since it uses as much as digits as its factorization.

109331465279 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2954904504.

The product of its (nonzero) digits is 1224720, while the sum is 50.

The spelling of 109331465279 in words is "one hundred nine billion, three hundred thirty-one million, four hundred sixty-five thousand, two hundred seventy-nine".