137547125 has 8 divisors (see below), whose sum is σ = 171658968. Its totient is φ = 110037600.

The previous prime is 137547121. The next prime is 137547133. The reversal of 137547125 is 521745731.

137547125 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 703921 + 136843204 = 839^2 + 11698^2 .

It is not a de Polignac number, because 137547125 - 2² = 137547121 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137547121) 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, 550064 + ... + 550313.

It is an arithmetic number, because the mean of its divisors is an integer number (21457371).

Almost surely, 2^137547125 is an apocalyptic number.

It is an amenable number.

137547125 is a deficient number, since it is larger than the sum of its proper divisors (34111843).

137547125 is an equidigital number, since it uses as much as digits as its factorization.

137547125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1100392 (or 1100382 counting only the distinct ones).

The product of its digits is 29400, while the sum is 35.

The square root of 137547125 is about 11728.0486441692. The cubic root of 137547125 is about 516.1990160846.

The spelling of 137547125 in words is "one hundred thirty-seven million, five hundred forty-seven thousand, one hundred twenty-five".