11402665 has 16 divisors (see below), whose sum is σ = 14594688. Its totient is φ = 8522496.

The previous prime is 11402653. The next prime is 11402683. The reversal of 11402665 is 56620411.

It is a cyclic number.

It is not a de Polignac number, because 11402665 - 2⁷ = 11402537 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13444 + ... + 14266.

It is an arithmetic number, because the mean of its divisors is an integer number (912168).

Almost surely, 2^11402665 is an apocalyptic number.

It is an amenable number.

11402665 is a deficient number, since it is larger than the sum of its proper divisors (3192023).

11402665 is a wasteful number, since it uses less digits than its factorization.

11402665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1008.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 11402665 is about 3376.7832326047. The cubic root of 11402665 is about 225.0792478048.

The spelling of 11402665 in words is "eleven million, four hundred two thousand, six hundred sixty-five".