5179998487 has 2 divisors, whose sum is σ = 5179998488. Its totient is φ = 5179998486.

The previous prime is 5179998431. The next prime is 5179998493. The reversal of 5179998487 is 7848999715.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5179998487 - 2¹¹ = 5179996439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5179998587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2589999243 + 2589999244.

It is an arithmetic number, because the mean of its divisors is an integer number (2589999244).

Almost surely, 2^5179998487 is an apocalyptic number.

5179998487 is a deficient number, since it is larger than the sum of its proper divisors (1).

5179998487 is an equidigital number, since it uses as much as digits as its factorization.

5179998487 is an evil number, because the sum of its binary digits is even.

The product of its digits is 45722880, while the sum is 67.

The square root of 5179998487 is about 71972.2063507852. The cubic root of 5179998487 is about 1730.2540626127.

The spelling of 5179998487 in words is "five billion, one hundred seventy-nine million, nine hundred ninety-eight thousand, four hundred eighty-seven".