11406657 has 8 divisors (see below), whose sum is σ = 15733440. Its totient is φ = 7342160.

The previous prime is 11406649. The next prime is 11406671. The reversal of 11406657 is 75660411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11406657 - 2³ = 11406649 is a prime.

It is a super-2 number, since 2×11406657² = 260223647831298, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11406617) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65469 + ... + 65642.

It is an arithmetic number, because the mean of its divisors is an integer number (1966680).

Almost surely, 2^11406657 is an apocalyptic number.

It is an amenable number.

11406657 is a deficient number, since it is larger than the sum of its proper divisors (4326783).

11406657 is a wasteful number, since it uses less digits than its factorization.

11406657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131143.

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

The square root of 11406657 is about 3377.3742759724. The cubic root of 11406657 is about 225.1055110080.

The spelling of 11406657 in words is "eleven million, four hundred six thousand, six hundred fifty-seven".