137334913 has 4 divisors (see below), whose sum is σ = 137421360. Its totient is φ = 137248468.

The previous prime is 137334829. The next prime is 137334917. The reversal of 137334913 is 319433731.

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 a cyclic number.

It is not a de Polignac number, because 137334913 - 2²¹ = 135237761 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (137334917) 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, 40795 + ... + 44032.

It is an arithmetic number, because the mean of its divisors is an integer number (34355340).

Almost surely, 2^137334913 is an apocalyptic number.

It is an amenable number.

137334913 is a deficient number, since it is larger than the sum of its proper divisors (86447).

137334913 is an equidigital number, since it uses as much as digits as its factorization.

137334913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86446.

The product of its digits is 20412, while the sum is 34.

The square root of 137334913 is about 11718.9979520435. The cubic root of 137334913 is about 515.9334101218.

The spelling of 137334913 in words is "one hundred thirty-seven million, three hundred thirty-four thousand, nine hundred thirteen".