137130537 has 8 divisors (see below), whose sum is σ = 186731136. Its totient is φ = 89475152.

The previous prime is 137130533. The next prime is 137130559. The reversal of 137130537 is 735031731.

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

It is a cyclic number.

It is not a de Polignac number, because 137130537 - 2² = 137130533 is a prime.

It is not an unprimeable number, because it can be changed into a prime (137130533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 486138 + ... + 486419.

It is an arithmetic number, because the mean of its divisors is an integer number (23341392).

Almost surely, 2^137130537 is an apocalyptic number.

It is an amenable number.

137130537 is a deficient number, since it is larger than the sum of its proper divisors (49600599).

137130537 is an equidigital number, since it uses as much as digits as its factorization.

137130537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 972607.

The product of its (nonzero) digits is 6615, while the sum is 30.

The square root of 137130537 is about 11710.2748473296. The cubic root of 137130537 is about 515.6773529799.

The spelling of 137130537 in words is "one hundred thirty-seven million, one hundred thirty thousand, five hundred thirty-seven".