59806861 has 2 divisors, whose sum is σ = 59806862. Its totient is φ = 59806860.

The previous prime is 59806849. The next prime is 59806897. The reversal of 59806861 is 16860895.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 59136100 + 670761 = 7690^2 + 819^2 .

It is a cyclic number.

It is not a de Polignac number, because 59806861 - 2⁵ = 59806829 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (59806841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29903430 + 29903431.

It is an arithmetic number, because the mean of its divisors is an integer number (29903431).

Almost surely, 2^59806861 is an apocalyptic number.

It is an amenable number.

59806861 is a deficient number, since it is larger than the sum of its proper divisors (1).

59806861 is an equidigital number, since it uses as much as digits as its factorization.

59806861 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 103680, while the sum is 43.

The square root of 59806861 is about 7733.4895745711. The cubic root of 59806861 is about 391.0662494607.

The spelling of 59806861 in words is "fifty-nine million, eight hundred six thousand, eight hundred sixty-one".