137875266 has 12 divisors (see below), whose sum is σ = 298729782. Its totient is φ = 45958416.

The previous prime is 137875261. The next prime is 137875277. The reversal of 137875266 is 662578731.

137875266 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 136399041 + 1476225 = 11679^2 + 1215^2 .

It is not an unprimeable number, because it can be changed into a prime (137875261) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3829851 + ... + 3829886.

Almost surely, 2^137875266 is an apocalyptic number.

137875266 is an abundant number, since it is smaller than the sum of its proper divisors (160854516).

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

137875266 is a wasteful number, since it uses less digits than its factorization.

137875266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7659745 (or 7659742 counting only the distinct ones).

The product of its digits is 423360, while the sum is 45.

The square root of 137875266 is about 11742.0298926548. The cubic root of 137875266 is about 516.6091822737.

The spelling of 137875266 in words is "one hundred thirty-seven million, eight hundred seventy-five thousand, two hundred sixty-six".