2502421247 has 2 divisors, whose sum is σ = 2502421248. Its totient is φ = 2502421246.

The previous prime is 2502421241. The next prime is 2502421279. The reversal of 2502421247 is 7421242052.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2502421247 - 2¹⁸ = 2502159103 is a prime.

It is a super-2 number, since 2×2502421247² = 12524224194874070018, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2502421241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1251210623 + 1251210624.

It is an arithmetic number, because the mean of its divisors is an integer number (1251210624).

Almost surely, 2^2502421247 is an apocalyptic number.

2502421247 is a deficient number, since it is larger than the sum of its proper divisors (1).

2502421247 is an equidigital number, since it uses as much as digits as its factorization.

2502421247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8960, while the sum is 29.

The square root of 2502421247 is about 50024.2066104001. The cubic root of 2502421247 is about 1357.6468186244.

Adding to 2502421247 its reverse (7421242052), we get a palindrome (9923663299).

The spelling of 2502421247 in words is "two billion, five hundred two million, four hundred twenty-one thousand, two hundred forty-seven".