133297792331 has 4 divisors (see below), whose sum is σ = 145415773464. Its totient is φ = 121179811200.

The previous prime is 133297792289. The next prime is 133297792351.

133297792331 is nontrivially palindromic in base 10.

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 133297792331 - 2¹⁰ = 133297791307 is a prime.

It is a super-2 number, since 2×133297792331² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 133297792331.

It is not an unprimeable number, because it can be changed into a prime (133297792351) 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, 6058990550 + ... + 6058990571.

It is an arithmetic number, because the mean of its divisors is an integer number (36353943366).

Almost surely, 2^133297792331 is an apocalyptic number.

133297792331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

133297792331 is a deficient number, since it is larger than the sum of its proper divisors (12117981133).

133297792331 is a wasteful number, since it uses less digits than its factorization.

133297792331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12117981132.

The product of its digits is 1285956, while the sum is 50.

The spelling of 133297792331 in words is "one hundred thirty-three billion, two hundred ninety-seven million, seven hundred ninety-two thousand, three hundred thirty-one".