109159953 has 24 divisors (see below), whose sum is σ = 171001152. Its totient is φ = 60675264.

The previous prime is 109159943. The next prime is 109159957. The reversal of 109159953 is 359951901.

It is not a de Polignac number, because 109159953 - 2⁹ = 109159441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (109159957) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26851 + ... + 30647.

It is an arithmetic number, because the mean of its divisors is an integer number (7125048).

Almost surely, 2^109159953 is an apocalyptic number.

It is an amenable number.

109159953 is a deficient number, since it is larger than the sum of its proper divisors (61841199).

109159953 is an equidigital number, since it uses as much as digits as its factorization.

109159953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3881 (or 3844 counting only the distinct ones).

The product of its (nonzero) digits is 54675, while the sum is 42.

The square root of 109159953 is about 10447.9640600454. The cubic root of 109159953 is about 477.9191652084.

The spelling of 109159953 in words is "one hundred nine million, one hundred fifty-nine thousand, nine hundred fifty-three".