2479246109 has 2 divisors, whose sum is σ = 2479246110. Its totient is φ = 2479246108.

The previous prime is 2479246079. The next prime is 2479246129. The reversal of 2479246109 is 9016429742.

2479246109 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2366822500 + 112423609 = 48650^2 + 10603^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2479246109 is a prime.

It is a super-2 number, since 2×2479246109² = 12293322537983279762, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2479246109.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2479246129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1239623054 + 1239623055.

It is an arithmetic number, because the mean of its divisors is an integer number (1239623055).

Almost surely, 2^2479246109 is an apocalyptic number.

It is an amenable number.

2479246109 is a deficient number, since it is larger than the sum of its proper divisors (1).

2479246109 is an equidigital number, since it uses as much as digits as its factorization.

2479246109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 217728, while the sum is 44.

The square root of 2479246109 is about 49792.0285688382. The cubic root of 2479246109 is about 1353.4427190348.

The spelling of 2479246109 in words is "two billion, four hundred seventy-nine million, two hundred forty-six thousand, one hundred nine".