109653725 has 6 divisors (see below), whose sum is σ = 135970650. Its totient is φ = 87722960.

The previous prime is 109653701. The next prime is 109653737. The reversal of 109653725 is 527356901.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 3378244 + 106275481 = 1838^2 + 10309^2 .

It is not a de Polignac number, because 109653725 - 2⁸ = 109653469 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2193050 + ... + 2193099.

It is an arithmetic number, because the mean of its divisors is an integer number (22661775).

Almost surely, 2^109653725 is an apocalyptic number.

It is an amenable number.

109653725 is a deficient number, since it is larger than the sum of its proper divisors (26316925).

109653725 is an equidigital number, since it uses as much as digits as its factorization.

109653725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4386159 (or 4386154 counting only the distinct ones).

The product of its (nonzero) digits is 56700, while the sum is 38.

The square root of 109653725 is about 10471.5674566896. The cubic root of 109653725 is about 478.6386848162.

The spelling of 109653725 in words is "one hundred nine million, six hundred fifty-three thousand, seven hundred twenty-five".