1164331423 has 4 divisors (see below), whose sum is σ = 1189104480. Its totient is φ = 1139558368.

The previous prime is 1164331397. The next prime is 1164331433. The reversal of 1164331423 is 3241334611.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1164331423 - 2¹⁷ = 1164200351 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1164331391 and 1164331400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1164331433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12386458 + ... + 12386551.

It is an arithmetic number, because the mean of its divisors is an integer number (297276120).

Almost surely, 2^1164331423 is an apocalyptic number.

1164331423 is a deficient number, since it is larger than the sum of its proper divisors (24773057).

1164331423 is an equidigital number, since it uses as much as digits as its factorization.

1164331423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24773056.

The product of its digits is 5184, while the sum is 28.

The square root of 1164331423 is about 34122.3009628601. The cubic root of 1164331423 is about 1052.0237381214.

The spelling of 1164331423 in words is "one billion, one hundred sixty-four million, three hundred thirty-one thousand, four hundred twenty-three".