879141929 has 2 divisors, whose sum is σ = 879141930. Its totient is φ = 879141928.

The previous prime is 879141877. The next prime is 879141947. The reversal of 879141929 is 929141978.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 874562329 + 4579600 = 29573^2 + 2140^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-879141929 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (879141979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 439570964 + 439570965.

It is an arithmetic number, because the mean of its divisors is an integer number (439570965).

Almost surely, 2^879141929 is an apocalyptic number.

It is an amenable number.

879141929 is a deficient number, since it is larger than the sum of its proper divisors (1).

879141929 is an equidigital number, since it uses as much as digits as its factorization.

879141929 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 326592, while the sum is 50.

The square root of 879141929 is about 29650.3276373129. The cubic root of 879141929 is about 957.9724020594.

The spelling of 879141929 in words is "eight hundred seventy-nine million, one hundred forty-one thousand, nine hundred twenty-nine".