1375323192331 has 4 divisors (see below), whose sum is σ = 1500352573464. Its totient is φ = 1250293811200.

The previous prime is 1375323192283. The next prime is 1375323192389. The reversal of 1375323192331 is 1332913235731.

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 1375323192331 - 2²⁷ = 1375188974603 is a prime.

It is a super-2 number, since 2×1375323192331² (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 (1375323102331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62514690550 + ... + 62514690571.

It is an arithmetic number, because the mean of its divisors is an integer number (375088143366).

Almost surely, 2^{1375323192331} is an apocalyptic number.

1375323192331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1375323192331 is a deficient number, since it is larger than the sum of its proper divisors (125029381133).

1375323192331 is a wasteful number, since it uses less digits than its factorization.

1375323192331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125029381132.

The product of its digits is 306180, while the sum is 43.

The spelling of 1375323192331 in words is "one trillion, three hundred seventy-five billion, three hundred twenty-three million, one hundred ninety-two thousand, three hundred thirty-one".