109132408 has 48 divisors (see below), whose sum is σ = 259680600. Its totient is φ = 42517440.

The previous prime is 109132399. The next prime is 109132411. The reversal of 109132408 is 804231901.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8343 + ... + 16966.

Almost surely, 2^109132408 is an apocalyptic number.

It is an amenable number.

109132408 is an abundant number, since it is smaller than the sum of its proper divisors (150548192).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

109132408 is a wasteful number, since it uses less digits than its factorization.

109132408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25340 (or 25329 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 109132408 is about 10446.6457774733. The cubic root of 109132408 is about 477.8789630693.

The spelling of 109132408 in words is "one hundred nine million, one hundred thirty-two thousand, four hundred eight".