11697725 has 12 divisors (see below), whose sum is σ = 15621396. Its totient is φ = 8638080.

The previous prime is 11697713. The next prime is 11697733. The reversal of 11697725 is 52779611.

It can be written as a sum of positive squares in 6 ways, for example, as 151321 + 11546404 = 389^2 + 3398^2 .

It is not a de Polignac number, because 11697725 - 2⁴ = 11697709 is a prime.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

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, 17672 + ... + 18321.

It is an arithmetic number, because the mean of its divisors is an integer number (1301783).

Almost surely, 2^11697725 is an apocalyptic number.

It is an amenable number.

11697725 is a deficient number, since it is larger than the sum of its proper divisors (3923671).

11697725 is a wasteful number, since it uses less digits than its factorization.

11697725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36016 (or 36011 counting only the distinct ones).

The product of its digits is 26460, while the sum is 38.

The square root of 11697725 is about 3420.1937079645. The cubic root of 11697725 is about 227.0041529252.

The spelling of 11697725 in words is "eleven million, six hundred ninety-seven thousand, seven hundred twenty-five".