11457423 has 16 divisors (see below), whose sum is σ = 17209440. Its totient is φ = 7532352.

The previous prime is 11457419. The next prime is 11457431. The reversal of 11457423 is 32475411.

It is not a de Polignac number, because 11457423 - 2² = 11457419 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11457443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 936 + ... + 4877.

It is an arithmetic number, because the mean of its divisors is an integer number (1075590).

Almost surely, 2^11457423 is an apocalyptic number.

11457423 is a deficient number, since it is larger than the sum of its proper divisors (5752017).

11457423 is an equidigital number, since it uses as much as digits as its factorization.

11457423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5895 (or 5889 counting only the distinct ones).

The product of its digits is 3360, while the sum is 27.

The square root of 11457423 is about 3384.8815341161. The cubic root of 11457423 is about 225.4389652631.

The spelling of 11457423 in words is "eleven million, four hundred fifty-seven thousand, four hundred twenty-three".