1144373359931 has 4 divisors (see below), whose sum is σ = 1150695864864. Its totient is φ = 1138050855000.

The previous prime is 1144373359837. The next prime is 1144373359951. The reversal of 1144373359931 is 1399533734411.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1144373359931 is a prime.

It is a super-2 number, since 2×1144373359931² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1144373359951) 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, 3161252195 + ... + 3161252556.

It is an arithmetic number, because the mean of its divisors is an integer number (287673966216).

Almost surely, 2^{1144373359931} is an apocalyptic number.

1144373359931 is a deficient number, since it is larger than the sum of its proper divisors (6322504933).

1144373359931 is an equidigital number, since it uses as much as digits as its factorization.

1144373359931 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6322504932.

The product of its digits is 3674160, while the sum is 53.

The spelling of 1144373359931 in words is "one trillion, one hundred forty-four billion, three hundred seventy-three million, three hundred fifty-nine thousand, nine hundred thirty-one".