2544113387 has 2 divisors, whose sum is σ = 2544113388. Its totient is φ = 2544113386.

The previous prime is 2544113321. The next prime is 2544113399. The reversal of 2544113387 is 7833114452.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2544113387 - 2²⁸ = 2275677931 is a prime.

It is a super-2 number, since 2×2544113387² = 12945025851825223538, 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 2544113387.

It is not a weakly prime, because it can be changed into another prime (2544113317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1272056693 + 1272056694.

It is an arithmetic number, because the mean of its divisors is an integer number (1272056694).

Almost surely, 2^2544113387 is an apocalyptic number.

2544113387 is a deficient number, since it is larger than the sum of its proper divisors (1).

2544113387 is an equidigital number, since it uses as much as digits as its factorization.

2544113387 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 80640, while the sum is 38.

The square root of 2544113387 is about 50439.2048609016. The cubic root of 2544113387 is about 1365.1451203794.

The spelling of 2544113387 in words is "two billion, five hundred forty-four million, one hundred thirteen thousand, three hundred eighty-seven".