137037121 has 8 divisors (see below), whose sum is σ = 147994560. Its totient is φ = 126139152.

The previous prime is 137037107. The next prime is 137037167. The reversal of 137037121 is 121730731.

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 137037121 - 2⁷ = 137036993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (137037821) 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, 10015 + ... + 19348.

It is an arithmetic number, because the mean of its divisors is an integer number (18499320).

Almost surely, 2^137037121 is an apocalyptic number.

It is an amenable number.

137037121 is a deficient number, since it is larger than the sum of its proper divisors (10957439).

137037121 is a wasteful number, since it uses less digits than its factorization.

137037121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29735.

The product of its (nonzero) digits is 882, while the sum is 25.

The square root of 137037121 is about 11706.2855338489. The cubic root of 137037121 is about 515.5602298857.

Adding to 137037121 its reverse (121730731), we get a palindrome (258767852).

The spelling of 137037121 in words is "one hundred thirty-seven million, thirty-seven thousand, one hundred twenty-one".