136745316 has 18 divisors (see below), whose sum is σ = 345661862. Its totient is φ = 45581760.

The previous prime is 136745269. The next prime is 136745321. The reversal of 136745316 is 613547631.

It can be written as a sum of positive squares in only one way, i.e., 119902500 + 16842816 = 10950^2 + 4104^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 3798481 = 136745316 / (1 + 3 + 6 + 7 + 4 + 5 + 3 + 1 + 6).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1899205 + ... + 1899276.

Almost surely, 2^136745316 is an apocalyptic number.

It is an amenable number.

136745316 is an abundant number, since it is smaller than the sum of its proper divisors (208916546).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

136745316 is a wasteful number, since it uses less digits than its factorization.

136745316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3798491 (or 3798486 counting only the distinct ones).

The product of its digits is 45360, while the sum is 36.

The square root of 136745316 is about 11693.8152884335. The cubic root of 136745316 is about 515.1940274969.

The spelling of 136745316 in words is "one hundred thirty-six million, seven hundred forty-five thousand, three hundred sixteen".