11402457 has 32 divisors (see below), whose sum is σ = 17611776. Its totient is φ = 6494400.

The previous prime is 11402449. The next prime is 11402459. The reversal of 11402457 is 75420411.

It is not a de Polignac number, because 11402457 - 2³ = 11402449 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11402459) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 62907 + ... + 63087.

It is an arithmetic number, because the mean of its divisors is an integer number (550368).

Almost surely, 2^11402457 is an apocalyptic number.

It is an amenable number.

11402457 is a deficient number, since it is larger than the sum of its proper divisors (6209319).

11402457 is a wasteful number, since it uses less digits than its factorization.

11402457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301.

The product of its (nonzero) digits is 1120, while the sum is 24.

The square root of 11402457 is about 3376.7524339223. The cubic root of 11402457 is about 225.0778792134.

Adding to 11402457 its reverse (75420411), we get a palindrome (86822868).

The spelling of 11402457 in words is "eleven million, four hundred two thousand, four hundred fifty-seven".