959961601 has 2 divisors, whose sum is σ = 959961602. Its totient is φ = 959961600.

The previous prime is 959961571. The next prime is 959961617. The reversal of 959961601 is 106169959.

959961601 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., 602751601 + 357210000 = 24551^2 + 18900^2 .

It is a cyclic number.

It is not a de Polignac number, because 959961601 - 2²⁵ = 926407169 is a prime.

It is not a weakly prime, because it can be changed into another prime (959961641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 479980800 + 479980801.

It is an arithmetic number, because the mean of its divisors is an integer number (479980801).

Almost surely, 2^959961601 is an apocalyptic number.

It is an amenable number.

959961601 is a deficient number, since it is larger than the sum of its proper divisors (1).

959961601 is an equidigital number, since it uses as much as digits as its factorization.

959961601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 131220, while the sum is 46.

The square root of 959961601 is about 30983.2471022648. The cubic root of 959961601 is about 986.4716767683.

The spelling of 959961601 in words is "nine hundred fifty-nine million, nine hundred sixty-one thousand, six hundred one".