137226525 has 24 divisors (see below), whose sum is σ = 233017824. Its totient is φ = 71208000.

The previous prime is 137226517. The next prime is 137226527. The reversal of 137226525 is 525622731.

137226525 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 137226525 - 2³ = 137226517 is a prime.

It is a super-2 number, since 2×137226525² = 37662238327151250, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137226527) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21951 + ... + 27500.

It is an arithmetic number, because the mean of its divisors is an integer number (9709076).

Almost surely, 2^137226525 is an apocalyptic number.

137226525 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

137226525 is a deficient number, since it is larger than the sum of its proper divisors (95791299).

137226525 is a wasteful number, since it uses less digits than its factorization.

137226525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49501 (or 49496 counting only the distinct ones).

The product of its digits is 25200, while the sum is 33.

The square root of 137226525 is about 11714.3725824305. The cubic root of 137226525 is about 515.7976454011.

The spelling of 137226525 in words is "one hundred thirty-seven million, two hundred twenty-six thousand, five hundred twenty-five".