137025198 has 48 divisors (see below), whose sum is σ = 307930896. Its totient is φ = 44004480.

The previous prime is 137025197. The next prime is 137025209. The reversal of 137025198 is 891520731.

137025198 is a `hidden beast` number, since 137 + 0 + 2 + 519 + 8 = 666.

137025198 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137025197) 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, 60136 + ... + 62372.

It is an arithmetic number, because the mean of its divisors is an integer number (6415227).

Almost surely, 2^137025198 is an apocalyptic number.

137025198 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

137025198 is an abundant number, since it is smaller than the sum of its proper divisors (170905698).

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

137025198 is a wasteful number, since it uses less digits than its factorization.

137025198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2369 (or 2366 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 36.

The square root of 137025198 is about 11705.7762664421. The cubic root of 137025198 is about 515.5452772391.

The spelling of 137025198 in words is "one hundred thirty-seven million, twenty-five thousand, one hundred ninety-eight".