135131152401 has 12 divisors (see below), whose sum is σ = 223073648512. Its totient is φ = 77217801336.

The previous prime is 135131152397. The next prime is 135131152483. The reversal of 135131152401 is 104251131531.

135131152401 is a `hidden beast` number, since 1 + 3 + 5 + 131 + 1 + 524 + 0 + 1 = 666.

It is not a de Polignac number, because 135131152401 - 2² = 135131152397 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135131152001) 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, 1072469401 + ... + 1072469526.

Almost surely, 2^135131152401 is an apocalyptic number.

It is an amenable number.

135131152401 is a deficient number, since it is larger than the sum of its proper divisors (87942496111).

135131152401 is a wasteful number, since it uses less digits than its factorization.

135131152401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2144938940 (or 2144938937 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 27.

Adding to 135131152401 its reverse (104251131531), we get a palindrome (239382283932).

The spelling of 135131152401 in words is "one hundred thirty-five billion, one hundred thirty-one million, one hundred fifty-two thousand, four hundred one".