960311621 has 2 divisors, whose sum is σ = 960311622. Its totient is φ = 960311620.

The previous prime is 960311591. The next prime is 960311659. The reversal of 960311621 is 126113069.

960311621 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 506025025 + 454286596 = 22495^2 + 21314^2 .

It is an emirp because it is prime and its reverse (126113069) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-960311621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (960313621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 480155810 + 480155811.

It is an arithmetic number, because the mean of its divisors is an integer number (480155811).

Almost surely, 2^960311621 is an apocalyptic number.

It is an amenable number.

960311621 is a deficient number, since it is larger than the sum of its proper divisors (1).

960311621 is an equidigital number, since it uses as much as digits as its factorization.

960311621 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 960311621 is about 30988.8951238988. The cubic root of 960311621 is about 986.5915575561.

The spelling of 960311621 in words is "nine hundred sixty million, three hundred eleven thousand, six hundred twenty-one".