67116137 has 4 divisors (see below), whose sum is σ = 73217616. Its totient is φ = 61014660.

The previous prime is 67116107. The next prime is 67116149. The reversal of 67116137 is 73161176.

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 67116137 - 2¹² = 67112041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (67116107) 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, 3050723 + ... + 3050744.

It is an arithmetic number, because the mean of its divisors is an integer number (18304404).

Almost surely, 2^67116137 is an apocalyptic number.

It is an amenable number.

67116137 is a deficient number, since it is larger than the sum of its proper divisors (6101479).

67116137 is a wasteful number, since it uses less digits than its factorization.

67116137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6101478.

The product of its digits is 5292, while the sum is 32.

The square root of 67116137 is about 8192.4438966648. The cubic root of 67116137 is about 406.3893492136.

The spelling of 67116137 in words is "sixty-seven million, one hundred sixteen thousand, one hundred thirty-seven".