133089718231 has 2 divisors, whose sum is σ = 133089718232. Its totient is φ = 133089718230.

The previous prime is 133089718213. The next prime is 133089718297. The reversal of 133089718231 is 132817980331.

Together with previous prime (133089718213) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133089718231 is a prime.

It is a super-2 number, since 2×133089718231² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133089718831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66544859115 + 66544859116.

It is an arithmetic number, because the mean of its divisors is an integer number (66544859116).

Almost surely, 2^133089718231 is an apocalyptic number.

133089718231 is a deficient number, since it is larger than the sum of its proper divisors (1).

133089718231 is an equidigital number, since it uses as much as digits as its factorization.

133089718231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 217728, while the sum is 46.

The spelling of 133089718231 in words is "one hundred thirty-three billion, eighty-nine million, seven hundred eighteen thousand, two hundred thirty-one".