1164456623 has 4 divisors (see below), whose sum is σ = 1270316328. Its totient is φ = 1058596920.

The previous prime is 1164456619. The next prime is 1164456721. The reversal of 1164456623 is 3266544611.

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 1164456623 - 2² = 1164456619 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1164456823) 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, 52929836 + ... + 52929857.

It is an arithmetic number, because the mean of its divisors is an integer number (317579082).

Almost surely, 2^1164456623 is an apocalyptic number.

1164456623 is a deficient number, since it is larger than the sum of its proper divisors (105859705).

1164456623 is a wasteful number, since it uses less digits than its factorization.

1164456623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105859704.

The product of its digits is 103680, while the sum is 38.

The square root of 1164456623 is about 34124.1354908809. The cubic root of 1164456623 is about 1052.0614446394.

The spelling of 1164456623 in words is "one billion, one hundred sixty-four million, four hundred fifty-six thousand, six hundred twenty-three".