11442657 has 8 divisors (see below), whose sum is σ = 15669376. Its totient is φ = 7422192.

The previous prime is 11442653. The next prime is 11442659. The reversal of 11442657 is 75624411.

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

It is not a de Polignac number, because 11442657 - 2² = 11442653 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11442653) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 51433 + ... + 51654.

It is an arithmetic number, because the mean of its divisors is an integer number (1958672).

Almost surely, 2^11442657 is an apocalyptic number.

It is an amenable number.

11442657 is a deficient number, since it is larger than the sum of its proper divisors (4226719).

11442657 is a wasteful number, since it uses less digits than its factorization.

11442657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103127.

The product of its digits is 6720, while the sum is 30.

The square root of 11442657 is about 3382.6996615130. The cubic root of 11442657 is about 225.3420771926.

The spelling of 11442657 in words is "eleven million, four hundred forty-two thousand, six hundred fifty-seven".