2501005231 has 2 divisors, whose sum is σ = 2501005232. Its totient is φ = 2501005230.

The previous prime is 2501005189. The next prime is 2501005237. The reversal of 2501005231 is 1325001052.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2501005231 - 2⁹ = 2501004719 is a prime.

It is a super-2 number, since 2×2501005231² = 12510054330978726722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2501005199 and 2501005208.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2501005237) 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, 1250502615 + 1250502616.

It is an arithmetic number, because the mean of its divisors is an integer number (1250502616).

Almost surely, 2^2501005231 is an apocalyptic number.

2501005231 is a deficient number, since it is larger than the sum of its proper divisors (1).

2501005231 is an equidigital number, since it uses as much as digits as its factorization.

2501005231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 2501005231 is about 50010.0512997137. The cubic root of 2501005231 is about 1357.3906917040.

Adding to 2501005231 its reverse (1325001052), we get a palindrome (3826006283).

The spelling of 2501005231 in words is "two billion, five hundred one million, five thousand, two hundred thirty-one".