137510157 has 4 divisors (see below), whose sum is σ = 183346880. Its totient is φ = 91673436.

The previous prime is 137510117. The next prime is 137510159. The reversal of 137510157 is 751015731.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 137510157 - 2⁷ = 137510029 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 (137510159) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22918357 + ... + 22918362.

It is an arithmetic number, because the mean of its divisors is an integer number (45836720).

Almost surely, 2^137510157 is an apocalyptic number.

It is an amenable number.

137510157 is a deficient number, since it is larger than the sum of its proper divisors (45836723).

137510157 is an equidigital number, since it uses as much as digits as its factorization.

137510157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45836722.

The product of its (nonzero) digits is 3675, while the sum is 30.

The square root of 137510157 is about 11726.4724874960. The cubic root of 137510157 is about 516.1527663475.

Adding to 137510157 its reverse (751015731), we get a palindrome (888525888).

The spelling of 137510157 in words is "one hundred thirty-seven million, five hundred ten thousand, one hundred fifty-seven".