2998478699 has 2 divisors, whose sum is σ = 2998478700. Its totient is φ = 2998478698.

The previous prime is 2998478677. The next prime is 2998478701. The reversal of 2998478699 is 9968748992.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2998478699 is a prime.

Together with 2998478701, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2998471699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1499239349 + 1499239350.

It is an arithmetic number, because the mean of its divisors is an integer number (1499239350).

Almost surely, 2^2998478699 is an apocalyptic number.

2998478699 is a deficient number, since it is larger than the sum of its proper divisors (1).

2998478699 is an equidigital number, since it uses as much as digits as its factorization.

2998478699 is an evil number, because the sum of its binary digits is even.

The product of its digits is 141087744, while the sum is 71.

The square root of 2998478699 is about 54758.3664749050. The cubic root of 2998478699 is about 1442.0057406748.

The spelling of 2998478699 in words is "two billion, nine hundred ninety-eight million, four hundred seventy-eight thousand, six hundred ninety-nine".