879995603 has 2 divisors, whose sum is σ = 879995604. Its totient is φ = 879995602.

The previous prime is 879995593. The next prime is 879995647. The reversal of 879995603 is 306599978.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 879995603 - 2⁶ = 879995539 is a prime.

It is a super-2 number, since 2×879995603² = 1548784522598667218, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (879995693) 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 as a sum of consecutive naturals, namely, 439997801 + 439997802.

It is an arithmetic number, because the mean of its divisors is an integer number (439997802).

Almost surely, 2^879995603 is an apocalyptic number.

879995603 is a deficient number, since it is larger than the sum of its proper divisors (1).

879995603 is an equidigital number, since it uses as much as digits as its factorization.

879995603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3674160, while the sum is 56.

The square root of 879995603 is about 29664.7198368702. The cubic root of 879995603 is about 958.2823753589.

The spelling of 879995603 in words is "eight hundred seventy-nine million, nine hundred ninety-five thousand, six hundred three".