109899970 has 16 divisors (see below), whose sum is σ = 199742400. Its totient is φ = 43532784.

The previous prime is 109899947. The next prime is 109899997. The reversal of 109899970 is 79998901.

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, 52320 + ... + 54379.

It is an arithmetic number, because the mean of its divisors is an integer number (12483900).

Almost surely, 2^109899970 is an apocalyptic number.

109899970 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

109899970 is a deficient number, since it is larger than the sum of its proper divisors (89842430).

109899970 is a wasteful number, since it uses less digits than its factorization.

109899970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106809.

The product of its (nonzero) digits is 367416, while the sum is 52.

The square root of 109899970 is about 10483.3186539378. The cubic root of 109899970 is about 478.9967035598.

The spelling of 109899970 in words is "one hundred nine million, eight hundred ninety-nine thousand, nine hundred seventy".