149290137 has 12 divisors (see below), whose sum is σ = 218860720. Its totient is φ = 98040888.

The previous prime is 149290121. The next prime is 149290159. The reversal of 149290137 is 731092941.

It is not a de Polignac number, because 149290137 - 2⁴ = 149290121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (149290187) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 123187 + ... + 124392.

Almost surely, 2^149290137 is an apocalyptic number.

It is an amenable number.

149290137 is a deficient number, since it is larger than the sum of its proper divisors (69570583).

149290137 is a wasteful number, since it uses less digits than its factorization.

149290137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247652 (or 247649 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 36.

The square root of 149290137 is about 12218.4343104999. The cubic root of 149290137 is about 530.4898011549.

The spelling of 149290137 in words is "one hundred forty-nine million, two hundred ninety thousand, one hundred thirty-seven".