2503240631 has 2 divisors, whose sum is σ = 2503240632. Its totient is φ = 2503240630.

The previous prime is 2503240601. The next prime is 2503240637. The reversal of 2503240631 is 1360423052.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2503240631 - 2²⁶ = 2436131767 is a prime.

It is a super-2 number, since 2×2503240631² = 12532427313378556322, 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 2503240631.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2503240637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1251620315 + 1251620316.

It is an arithmetic number, because the mean of its divisors is an integer number (1251620316).

Almost surely, 2^2503240631 is an apocalyptic number.

2503240631 is a deficient number, since it is larger than the sum of its proper divisors (1).

2503240631 is an equidigital number, since it uses as much as digits as its factorization.

2503240631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 2503240631 is about 50032.3958151116. The cubic root of 2503240631 is about 1357.7949834851.

Adding to 2503240631 its reverse (1360423052), we get a palindrome (3863663683).

The spelling of 2503240631 in words is "two billion, five hundred three million, two hundred forty thousand, six hundred thirty-one".