2249918519 has 2 divisors, whose sum is σ = 2249918520. Its totient is φ = 2249918518.

The previous prime is 2249918471. The next prime is 2249918543. The reversal of 2249918519 is 9158199422.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2249918519 - 2²⁴ = 2233141303 is a prime.

It is a super-2 number, since 2×2249918519² = 10124266684278306722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2249918549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1124959259 + 1124959260.

It is an arithmetic number, because the mean of its divisors is an integer number (1124959260).

Almost surely, 2^2249918519 is an apocalyptic number.

2249918519 is a deficient number, since it is larger than the sum of its proper divisors (1).

2249918519 is an equidigital number, since it uses as much as digits as its factorization.

2249918519 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 466560, while the sum is 50.

The square root of 2249918519 is about 47433.3060095963. The cubic root of 2249918519 is about 1310.3548790891.

The spelling of 2249918519 in words is "two billion, two hundred forty-nine million, nine hundred eighteen thousand, five hundred nineteen".