11662725 has 24 divisors (see below), whose sum is σ = 20123712. Its totient is φ = 5948800.

The previous prime is 11662711. The next prime is 11662769. The reversal of 11662725 is 52726611.

It is not a de Polignac number, because 11662725 - 2⁶ = 11662661 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11662692 and 11662701.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1656 + ... + 5105.

It is an arithmetic number, because the mean of its divisors is an integer number (838488).

Almost surely, 2^11662725 is an apocalyptic number.

11662725 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11662725 is a deficient number, since it is larger than the sum of its proper divisors (8460987).

11662725 is a wasteful number, since it uses less digits than its factorization.

11662725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6797 (or 6792 counting only the distinct ones).

The product of its digits is 5040, while the sum is 30.

The square root of 11662725 is about 3415.0732056575. The cubic root of 11662725 is about 226.7775253089. Note that the first 3 decimals are identical.

The spelling of 11662725 in words is "eleven million, six hundred sixty-two thousand, seven hundred twenty-five".