5019979 has 2 divisors, whose sum is σ = 5019980. Its totient is φ = 5019978.

The previous prime is 5019977. The next prime is 5019983. The reversal of 5019979 is 9799105.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5019979 - 2¹ = 5019977 is a prime.

Together with 5019977, it forms a pair of twin primes.

It is equal to p₃₄₉₇₈₉ and since 5019979 and 349789 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (5019977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2509989 + 2509990.

It is an arithmetic number, because the mean of its divisors is an integer number (2509990).

Almost surely, 2^5019979 is an apocalyptic number.

5019979 is a deficient number, since it is larger than the sum of its proper divisors (1).

5019979 is an equidigital number, since it uses as much as digits as its factorization.

5019979 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25515, while the sum is 40.

The square root of 5019979 is about 2240.5309638566. The cubic root of 5019979 is about 171.2250493779.

The spelling of 5019979 in words is "five million, nineteen thousand, nine hundred seventy-nine".