137725773 has 8 divisors (see below), whose sum is σ = 183691200. Its totient is φ = 91788768.

The previous prime is 137725769. The next prime is 137725781. The reversal of 137725773 is 377527731.

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

It is not a de Polignac number, because 137725773 - 2² = 137725769 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137725793) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10288 + ... + 19526.

It is an arithmetic number, because the mean of its divisors is an integer number (22961400).

Almost surely, 2^137725773 is an apocalyptic number.

It is an amenable number.

137725773 is a deficient number, since it is larger than the sum of its proper divisors (45965427).

137725773 is an equidigital number, since it uses as much as digits as its factorization.

137725773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14211.

The product of its digits is 216090, while the sum is 42.

The square root of 137725773 is about 11735.6624440208. The cubic root of 137725773 is about 516.4224014056.

The spelling of 137725773 in words is "one hundred thirty-seven million, seven hundred twenty-five thousand, seven hundred seventy-three".