109465731 has 6 divisors (see below), whose sum is σ = 158117180. Its totient is φ = 72977148.

The previous prime is 109465711. The next prime is 109465787. The reversal of 109465731 is 137564901.

It is not a de Polignac number, because 109465731 - 2⁹ = 109465219 is a prime.

It is a super-2 number, since 2×109465731² = 23965492526728722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (109465711) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6081421 + ... + 6081438.

Almost surely, 2^109465731 is an apocalyptic number.

109465731 is a deficient number, since it is larger than the sum of its proper divisors (48651449).

109465731 is a wasteful number, since it uses less digits than its factorization.

109465731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12162865 (or 12162862 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 36.

The square root of 109465731 is about 10462.5872039377. The cubic root of 109465731 is about 478.3649969799.

The spelling of 109465731 in words is "one hundred nine million, four hundred sixty-five thousand, seven hundred thirty-one".