109615625 has 24 divisors (see below), whose sum is σ = 156614976. Its totient is φ = 75150000.

The previous prime is 109615619. The next prime is 109615637. The reversal of 109615625 is 526516901.

It is not a de Polignac number, because 109615625 - 2²² = 105421321 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19370 + ... + 24380.

It is an arithmetic number, because the mean of its divisors is an integer number (6525624).

Almost surely, 2^109615625 is an apocalyptic number.

It is an amenable number.

109615625 is a deficient number, since it is larger than the sum of its proper divisors (46999351).

109615625 is an frugal number, since it uses more digits than its factorization.

109615625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5043 (or 5023 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 35.

The square root of 109615625 is about 10469.7480867497. The cubic root of 109615625 is about 478.5832428742.

The spelling of 109615625 in words is "one hundred nine million, six hundred fifteen thousand, six hundred twenty-five".