135332444230531 has 2 divisors, whose sum is σ = 135332444230532. Its totient is φ = 135332444230530.

The previous prime is 135332444230523. The next prime is 135332444230541. The reversal of 135332444230531 is 135032444233531.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 135332444230531 - 2³ = 135332444230523 is a prime.

It is a super-2 number, since 2×135332444230531² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (135332444230541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67666222115265 + 67666222115266.

It is an arithmetic number, because the mean of its divisors is an integer number (67666222115266).

Almost surely, 2^{135332444230531} is an apocalyptic number.

135332444230531 is a deficient number, since it is larger than the sum of its proper divisors (1).

135332444230531 is an equidigital number, since it uses as much as digits as its factorization.

135332444230531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1555200, while the sum is 43.

The spelling of 135332444230531 in words is "one hundred thirty-five trillion, three hundred thirty-two billion, four hundred forty-four million, two hundred thirty thousand, five hundred thirty-one".