135154424451531 has 16 divisors (see below), whose sum is σ = 182710468128384. Its totient is φ = 88854634412544.

The previous prime is 135154424451499. The next prime is 135154424451587.

It is a happy number.

135154424451531 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 135154424451531 - 2⁵ = 135154424451499 is a prime.

It is a super-2 number, since 2×135154424451531² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (135154424431531) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 496014486 + ... + 496286891.

It is an arithmetic number, because the mean of its divisors is an integer number (11419404258024).

Almost surely, 2^{135154424451531} is an apocalyptic number.

135154424451531 is a deficient number, since it is larger than the sum of its proper divisors (47556043676853).

135154424451531 is an equidigital number, since it uses as much as digits as its factorization.

135154424451531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 992302010.

The product of its digits is 2880000, while the sum is 48.

The spelling of 135154424451531 in words is "one hundred thirty-five trillion, one hundred fifty-four billion, four hundred twenty-four million, four hundred fifty-one thousand, five hundred thirty-one".