2522501549 has 2 divisors, whose sum is σ = 2522501550. Its totient is φ = 2522501548.

The previous prime is 2522501491. The next prime is 2522501551. The reversal of 2522501549 is 9451052252.

2522501549 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1619499049 + 903002500 = 40243^2 + 30050^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2522501549 is a prime.

It is a Sophie Germain prime.

Together with 2522501551, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2522501749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1261250774 + 1261250775.

It is an arithmetic number, because the mean of its divisors is an integer number (1261250775).

Almost surely, 2^2522501549 is an apocalyptic number.

It is an amenable number.

2522501549 is a deficient number, since it is larger than the sum of its proper divisors (1).

2522501549 is an equidigital number, since it uses as much as digits as its factorization.

2522501549 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36000, while the sum is 35.

The square root of 2522501549 is about 50224.5114361504. The cubic root of 2522501549 is about 1361.2685591929.

The spelling of 2522501549 in words is "two billion, five hundred twenty-two million, five hundred one thousand, five hundred forty-nine".