137299325 has 6 divisors (see below), whose sum is σ = 170251194. Its totient is φ = 109839440.

The previous prime is 137299291. The next prime is 137299333. The reversal of 137299325 is 523992731.

It is a happy number.

137299325 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 3 ways, for example, as 11236 + 137288089 = 106^2 + 11717^2 .

It is not a de Polignac number, because 137299325 - 2¹² = 137295229 is a prime.

It is a super-2 number, since 2×137299325² = 37702209290911250, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

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, 2745962 + ... + 2746011.

It is an arithmetic number, because the mean of its divisors is an integer number (28375199).

Almost surely, 2^137299325 is an apocalyptic number.

It is an amenable number.

137299325 is a deficient number, since it is larger than the sum of its proper divisors (32951869).

137299325 is an equidigital number, since it uses as much as digits as its factorization.

137299325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5491983 (or 5491978 counting only the distinct ones).

The product of its digits is 102060, while the sum is 41.

The square root of 137299325 is about 11717.4794644582. The cubic root of 137299325 is about 515.8888411577. Note that the first 4 decimals are identical.

The spelling of 137299325 in words is "one hundred thirty-seven million, two hundred ninety-nine thousand, three hundred twenty-five".