879283961 has 4 divisors (see below), whose sum is σ = 879540900. Its totient is φ = 879027024.

The previous prime is 879283931. The next prime is 879283967. The reversal of 879283961 is 169382978.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 103327225 + 775956736 = 10165^2 + 27856^2 .

It is a cyclic number.

It is not a de Polignac number, because 879283961 - 2¹⁸ = 879021817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (879283967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123266 + ... + 130203.

It is an arithmetic number, because the mean of its divisors is an integer number (219885225).

Almost surely, 2^879283961 is an apocalyptic number.

It is an amenable number.

879283961 is a deficient number, since it is larger than the sum of its proper divisors (256939).

879283961 is a wasteful number, since it uses less digits than its factorization.

879283961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256938.

The product of its digits is 1306368, while the sum is 53.

The square root of 879283961 is about 29652.7226574559. The cubic root of 879283961 is about 958.0239885004.

The spelling of 879283961 in words is "eight hundred seventy-nine million, two hundred eighty-three thousand, nine hundred sixty-one".