59949881 has 2 divisors, whose sum is σ = 59949882. Its totient is φ = 59949880.

The previous prime is 59949859. The next prime is 59949899. The reversal of 59949881 is 18894995.

59949881 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49224256 + 10725625 = 7016^2 + 3275^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-59949881 is a prime.

It is a super-2 number, since 2×59949881² = 7187976463828322, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (59943881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29974940 + 29974941.

It is an arithmetic number, because the mean of its divisors is an integer number (29974941).

Almost surely, 2^59949881 is an apocalyptic number.

It is an amenable number.

59949881 is a deficient number, since it is larger than the sum of its proper divisors (1).

59949881 is an equidigital number, since it uses as much as digits as its factorization.

59949881 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 933120, while the sum is 53.

The square root of 59949881 is about 7742.7308489964. The cubic root of 59949881 is about 391.3777286119.

The spelling of 59949881 in words is "fifty-nine million, nine hundred forty-nine thousand, eight hundred eighty-one".