61406167 has 2 divisors, whose sum is σ = 61406168. Its totient is φ = 61406166.

The previous prime is 61406143. The next prime is 61406179. The reversal of 61406167 is 76160416.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 61406167 - 2⁷ = 61406039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61406467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30703083 + 30703084.

It is an arithmetic number, because the mean of its divisors is an integer number (30703084).

Almost surely, 2^61406167 is an apocalyptic number.

61406167 is a deficient number, since it is larger than the sum of its proper divisors (1).

61406167 is an equidigital number, since it uses as much as digits as its factorization.

61406167 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 61406167 is about 7836.2087134022. The cubic root of 61406167 is about 394.5214885998.

The spelling of 61406167 in words is "sixty-one million, four hundred six thousand, one hundred sixty-seven".