59557961 has 2 divisors, whose sum is σ = 59557962. Its totient is φ = 59557960.

The previous prime is 59557943. The next prime is 59557969. The reversal of 59557961 is 16975595.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44689225 + 14868736 = 6685^2 + 3856^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-59557961 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (59557969) 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, 29778980 + 29778981.

It is an arithmetic number, because the mean of its divisors is an integer number (29778981).

Almost surely, 2^59557961 is an apocalyptic number.

It is an amenable number.

59557961 is a deficient number, since it is larger than the sum of its proper divisors (1).

59557961 is an equidigital number, since it uses as much as digits as its factorization.

59557961 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 425250, while the sum is 47.

The square root of 59557961 is about 7717.3804493494. The cubic root of 59557961 is about 390.5229911000.

The spelling of 59557961 in words is "fifty-nine million, five hundred fifty-seven thousand, nine hundred sixty-one".