109165534 has 16 divisors (see below), whose sum is σ = 177611616. Its totient is φ = 50118400.

The previous prime is 109165523. The next prime is 109165543. The reversal of 109165534 is 435561901.

It is a super-2 number, since 2×109165534² = 23834227627010312, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a self number, because there is not a number n which added to its sum of digits gives 109165534.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37762 + ... + 40549.

It is an arithmetic number, because the mean of its divisors is an integer number (11100726).

Almost surely, 2^109165534 is an apocalyptic number.

109165534 is a deficient number, since it is larger than the sum of its proper divisors (68446082).

109165534 is a wasteful number, since it uses less digits than its factorization.

109165534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78371.

The product of its (nonzero) digits is 16200, while the sum is 34.

The square root of 109165534 is about 10448.2311421599. The cubic root of 109165534 is about 477.9273098967.

The spelling of 109165534 in words is "one hundred nine million, one hundred sixty-five thousand, five hundred thirty-four".