135541525534131 has 32 divisors (see below), whose sum is σ = 186430086425088. Its totient is φ = 87551325987840.

The previous prime is 135541525534091. The next prime is 135541525534139. The reversal of 135541525534131 is 131435525145531.

It is a happy number.

It is not a de Polignac number, because 135541525534131 - 2¹⁰ = 135541525533107 is a prime.

It is a super-2 number, since 2×135541525534131² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (135541525534139) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 864162691 + ... + 864319523.

It is an arithmetic number, because the mean of its divisors is an integer number (5825940200784).

Almost surely, 2^{135541525534131} is an apocalyptic number.

135541525534131 is a deficient number, since it is larger than the sum of its proper divisors (50888560890957).

135541525534131 is a wasteful number, since it uses less digits than its factorization.

135541525534131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227451.

The product of its digits is 2700000, while the sum is 48.

The spelling of 135541525534131 in words is "one hundred thirty-five trillion, five hundred forty-one billion, five hundred twenty-five million, five hundred thirty-four thousand, one hundred thirty-one".