135412455140231 has 12 divisors (see below), whose sum is σ = 142189916960064. Its totient is φ = 128823221299200.

The previous prime is 135412455140141. The next prime is 135412455140239. The reversal of 135412455140231 is 132041554214531.

It is a de Polignac number, because none of the positive numbers 2^k-135412455140231 is a prime.

It is a super-2 number, since 2×135412455140231² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135412455140239) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 627318650 + ... + 627534471.

It is an arithmetic number, because the mean of its divisors is an integer number (11849159746672).

Almost surely, 2^{135412455140231} is an apocalyptic number.

135412455140231 is a deficient number, since it is larger than the sum of its proper divisors (6777461819833).

135412455140231 is an equidigital number, since it uses as much as digits as its factorization.

135412455140231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1254853270 (or 1254853211 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 41.

The spelling of 135412455140231 in words is "one hundred thirty-five trillion, four hundred twelve billion, four hundred fifty-five million, one hundred forty thousand, two hundred thirty-one".