11570423 has 2 divisors, whose sum is σ = 11570424. Its totient is φ = 11570422.

The previous prime is 11570407. The next prime is 11570437. The reversal of 11570423 is 32407511.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11570423 - 2⁴ = 11570407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11570443) 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 as a sum of consecutive naturals, namely, 5785211 + 5785212.

It is an arithmetic number, because the mean of its divisors is an integer number (5785212).

Almost surely, 2^11570423 is an apocalyptic number.

11570423 is a deficient number, since it is larger than the sum of its proper divisors (1).

11570423 is an equidigital number, since it uses as much as digits as its factorization.

11570423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 11570423 is about 3401.5324487648. The cubic root of 11570423 is about 226.1776802526.

Adding to 11570423 its reverse (32407511), we get a palindrome (43977934).

It can be divided in two parts, 11 and 570423, that multiplied together give a triangular number (6274653 = T₃₅₄₂).

The spelling of 11570423 in words is "eleven million, five hundred seventy thousand, four hundred twenty-three".