136771144 has 16 divisors (see below), whose sum is σ = 256665600. Its totient is φ = 68326992.

The previous prime is 136771127. The next prime is 136771169. The reversal of 136771144 is 441177631.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3549 + ... + 16915.

It is an arithmetic number, because the mean of its divisors is an integer number (16041600).

Almost surely, 2^136771144 is an apocalyptic number.

It is an amenable number.

136771144 is a deficient number, since it is larger than the sum of its proper divisors (119894456).

136771144 is a wasteful number, since it uses less digits than its factorization.

136771144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14652 (or 14648 counting only the distinct ones).

The product of its digits is 14112, while the sum is 34.

The square root of 136771144 is about 11694.9195807410. The cubic root of 136771144 is about 515.2264614992.

The spelling of 136771144 in words is "one hundred thirty-six million, seven hundred seventy-one thousand, one hundred forty-four".