61166059 has 2 divisors, whose sum is σ = 61166060. Its totient is φ = 61166058.

The previous prime is 61166047. The next prime is 61166123. The reversal of 61166059 is 95066116.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 61166059 - 2⁷ = 61165931 is a prime.

It is not a weakly prime, because it can be changed into another prime (61161059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30583029 + 30583030.

It is an arithmetic number, because the mean of its divisors is an integer number (30583030).

Almost surely, 2^61166059 is an apocalyptic number.

61166059 is a deficient number, since it is larger than the sum of its proper divisors (1).

61166059 is an equidigital number, since it uses as much as digits as its factorization.

61166059 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 34.

The square root of 61166059 is about 7820.8732888342. The cubic root of 61166059 is about 394.0066027392.

The spelling of 61166059 in words is "sixty-one million, one hundred sixty-six thousand, fifty-nine".