136303725 has 12 divisors (see below), whose sum is σ = 225355616. Its totient is φ = 72695280.

The previous prime is 136303703. The next prime is 136303751. The reversal of 136303725 is 527303631.

It is not a de Polignac number, because 136303725 - 2⁵ = 136303693 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 136303692 and 136303701.

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, 908617 + ... + 908766.

Almost surely, 2^136303725 is an apocalyptic number.

136303725 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

136303725 is a deficient number, since it is larger than the sum of its proper divisors (89051891).

136303725 is a wasteful number, since it uses less digits than its factorization.

136303725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1817396 (or 1817391 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 30.

The square root of 136303725 is about 11674.9186292668. The cubic root of 136303725 is about 514.6388582562.

The spelling of 136303725 in words is "one hundred thirty-six million, three hundred three thousand, seven hundred twenty-five".