137297193 has 8 divisors (see below), whose sum is σ = 199705056. Its totient is φ = 83210400.

The previous prime is 137297191. The next prime is 137297201. The reversal of 137297193 is 391792731.

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

It is not a de Polignac number, because 137297193 - 2¹ = 137297191 is a prime.

It is not an unprimeable number, because it can be changed into a prime (137297191) 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, 2080228 + ... + 2080293.

It is an arithmetic number, because the mean of its divisors is an integer number (24963132).

Almost surely, 2^137297193 is an apocalyptic number.

It is an amenable number.

137297193 is a deficient number, since it is larger than the sum of its proper divisors (62407863).

137297193 is a wasteful number, since it uses less digits than its factorization.

137297193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4160535.

The product of its digits is 71442, while the sum is 42.

The square root of 137297193 is about 11717.3884889083. The cubic root of 137297193 is about 515.8861708831.

The spelling of 137297193 in words is "one hundred thirty-seven million, two hundred ninety-seven thousand, one hundred ninety-three".