61418167 has 2 divisors, whose sum is σ = 61418168. Its totient is φ = 61418166.

The previous prime is 61418131. The next prime is 61418173. The reversal of 61418167 is 76181416.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 61418167 - 2¹⁵ = 61385399 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61418177) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30709083 + 30709084.

It is an arithmetic number, because the mean of its divisors is an integer number (30709084).

Almost surely, 2^61418167 is an apocalyptic number.

61418167 is a deficient number, since it is larger than the sum of its proper divisors (1).

61418167 is an equidigital number, since it uses as much as digits as its factorization.

61418167 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8064, while the sum is 34.

The square root of 61418167 is about 7836.9743523888. The cubic root of 61418167 is about 394.5471860704.

It can be divided in two parts, 614 and 18167, that added together give a palindrome (18781).

The spelling of 61418167 in words is "sixty-one million, four hundred eighteen thousand, one hundred sixty-seven".