959875489 has 2 divisors, whose sum is σ = 959875490. Its totient is φ = 959875488.

The previous prime is 959875463. The next prime is 959875513. The reversal of 959875489 is 984578959.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 834054400 + 125821089 = 28880^2 + 11217^2 .

It is a cyclic number.

It is not a de Polignac number, because 959875489 - 2⁹ = 959874977 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 959875489.

It is not a weakly prime, because it can be changed into another prime (959875409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 479937744 + 479937745.

It is an arithmetic number, because the mean of its divisors is an integer number (479937745).

Almost surely, 2^959875489 is an apocalyptic number.

It is an amenable number.

959875489 is a deficient number, since it is larger than the sum of its proper divisors (1).

959875489 is an equidigital number, since it uses as much as digits as its factorization.

959875489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 32659200, while the sum is 64.

The square root of 959875489 is about 30981.8574168819. The cubic root of 959875489 is about 986.4421792033.

The spelling of 959875489 in words is "nine hundred fifty-nine million, eight hundred seventy-five thousand, four hundred eighty-nine".