1327399923 has 8 divisors (see below), whose sum is σ = 1770427600. Its totient is φ = 884652768.

The previous prime is 1327399921. The next prime is 1327399939. The reversal of 1327399923 is 3299937231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1327399923 - 2¹ = 1327399921 is a prime.

It is the 36434-th Hogben number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1327399921) by changing a digit.

It is a nontrivial repunit in base 36433.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58828 + ... + 78201.

It is an arithmetic number, because the mean of its divisors is an integer number (221303450).

Almost surely, 2^1327399923 is an apocalyptic number.

1327399923 is a deficient number, since it is larger than the sum of its proper divisors (443027677).

1327399923 is a wasteful number, since it uses less digits than its factorization.

1327399923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140261.

The product of its digits is 551124, while the sum is 48.

The square root of 1327399923 is about 36433.5000102927. The cubic root of 1327399923 is about 1099.0073477397.

The spelling of 1327399923 in words is "one billion, three hundred twenty-seven million, three hundred ninety-nine thousand, nine hundred twenty-three".