109190520 has 48 divisors (see below), whose sum is σ = 354870360. Its totient is φ = 29117376.

The previous prime is 109190519. The next prime is 109190573. The reversal of 109190520 is 25091901.

It is a happy number.

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, 151294 + ... + 152013.

Almost surely, 2^109190520 is an apocalyptic number.

109190520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

109190520 is an abundant number, since it is smaller than the sum of its proper divisors (245679840).

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

109190520 is a wasteful number, since it uses less digits than its factorization.

109190520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303324 (or 303317 counting only the distinct ones).

The product of its (nonzero) digits is 810, while the sum is 27.

The square root of 109190520 is about 10449.4267785367. The cubic root of 109190520 is about 477.9637700638.

The spelling of 109190520 in words is "one hundred nine million, one hundred ninety thousand, five hundred twenty".