137612197 has 8 divisors (see below), whose sum is σ = 145019520. Its totient is φ = 130323600.

The previous prime is 137612159. The next prime is 137612207. The reversal of 137612197 is 791216731.

137612197 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-137612197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137612147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27297 + ... + 31942.

It is an arithmetic number, because the mean of its divisors is an integer number (18127440).

Almost surely, 2^137612197 is an apocalyptic number.

It is an amenable number.

137612197 is a deficient number, since it is larger than the sum of its proper divisors (7407323).

137612197 is a wasteful number, since it uses less digits than its factorization.

137612197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59363.

The product of its digits is 15876, while the sum is 37.

The square root of 137612197 is about 11730.8225201816. The cubic root of 137612197 is about 516.2804059034.

The spelling of 137612197 in words is "one hundred thirty-seven million, six hundred twelve thousand, one hundred ninety-seven".