135772036127 has 16 divisors (see below), whose sum is σ = 167244248640. Its totient is φ = 107333897472.

The previous prime is 135772036097. The next prime is 135772036133. The reversal of 135772036127 is 721630277531.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 135772036127 - 2¹⁴ = 135772019743 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135772006127) 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, 516752 + ... + 733877.

It is an arithmetic number, because the mean of its divisors is an integer number (10452765540).

Almost surely, 2^135772036127 is an apocalyptic number.

135772036127 is a deficient number, since it is larger than the sum of its proper divisors (31472212513).

135772036127 is a wasteful number, since it uses less digits than its factorization.

135772036127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1251842.

The product of its (nonzero) digits is 370440, while the sum is 44.

The spelling of 135772036127 in words is "one hundred thirty-five billion, seven hundred seventy-two million, thirty-six thousand, one hundred twenty-seven".