2503240639 has 2 divisors, whose sum is σ = 2503240640. Its totient is φ = 2503240638.

The previous prime is 2503240637. The next prime is 2503240643. The reversal of 2503240639 is 9360423052.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2503240639 - 2¹ = 2503240637 is a prime.

It is a super-2 number, since 2×2503240639² = 12532427393482256642, which contains 22 as substring.

Together with 2503240637, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2503240631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1251620319 + 1251620320.

It is an arithmetic number, because the mean of its divisors is an integer number (1251620320).

Almost surely, 2^2503240639 is an apocalyptic number.

2503240639 is a deficient number, since it is larger than the sum of its proper divisors (1).

2503240639 is an equidigital number, since it uses as much as digits as its factorization.

2503240639 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 34.

The square root of 2503240639 is about 50032.3958950598. The cubic root of 2503240639 is about 1357.7949849315.

The spelling of 2503240639 in words is "two billion, five hundred three million, two hundred forty thousand, six hundred thirty-nine".