135015651 has 12 divisors (see below), whose sum is σ = 195195000. Its totient is φ = 89930880.

The previous prime is 135015613. The next prime is 135015697. The reversal of 135015651 is 156510531.

135015651 is a `hidden beast` number, since 1 + 3 + 5 + 0 + 1 + 5 + 651 = 666.

It is not a de Polignac number, because 135015651 - 2⁷ = 135015523 is a prime.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (135015611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5236 + ... + 17246.

It is an arithmetic number, because the mean of its divisors is an integer number (16266250).

Almost surely, 2^135015651 is an apocalyptic number.

135015651 is a deficient number, since it is larger than the sum of its proper divisors (60179349).

135015651 is a wasteful number, since it uses less digits than its factorization.

135015651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13266 (or 13263 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 27.

The square root of 135015651 is about 11619.6235309067. The cubic root of 135015651 is about 513.0126075581.

The spelling of 135015651 in words is "one hundred thirty-five million, fifteen thousand, six hundred fifty-one".