133625614631 has 2 divisors, whose sum is σ = 133625614632. Its totient is φ = 133625614630.

The previous prime is 133625614609. The next prime is 133625614637. The reversal of 133625614631 is 136416526331.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 133625614631 - 2¹⁴ = 133625598247 is a prime.

It is a super-2 number, since 2×133625614631² (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 (133625614637) 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 as a sum of consecutive naturals, namely, 66812807315 + 66812807316.

It is an arithmetic number, because the mean of its divisors is an integer number (66812807316).

Almost surely, 2^133625614631 is an apocalyptic number.

133625614631 is a deficient number, since it is larger than the sum of its proper divisors (1).

133625614631 is an equidigital number, since it uses as much as digits as its factorization.

133625614631 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 233280, while the sum is 41.

The spelling of 133625614631 in words is "one hundred thirty-three billion, six hundred twenty-five million, six hundred fourteen thousand, six hundred thirty-one".