61118167 has 16 divisors (see below), whose sum is σ = 70670880. Its totient is φ = 52326400.

The previous prime is 61118147. The next prime is 61118177. The reversal of 61118167 is 76181116.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-61118167 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61118147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10743 + ... + 15415.

It is an arithmetic number, because the mean of its divisors is an integer number (4416930).

Almost surely, 2^61118167 is an apocalyptic number.

61118167 is a deficient number, since it is larger than the sum of its proper divisors (9552713).

61118167 is a wasteful number, since it uses less digits than its factorization.

61118167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4754.

The product of its digits is 2016, while the sum is 31.

The square root of 61118167 is about 7817.8108828495. The cubic root of 61118167 is about 393.9037423644.

The spelling of 61118167 in words is "sixty-one million, one hundred eighteen thousand, one hundred sixty-seven".