2521262017 has 2 divisors, whose sum is σ = 2521262018. Its totient is φ = 2521262016.

The previous prime is 2521261991. The next prime is 2521262021. The reversal of 2521262017 is 7102621252.

2521262017 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., 2039064336 + 482197681 = 45156^2 + 21959^2 .

It is a cyclic number.

It is not a de Polignac number, because 2521262017 - 2³¹ = 373778369 is a prime.

It is not a weakly prime, because it can be changed into another prime (2521262617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1260631008 + 1260631009.

It is an arithmetic number, because the mean of its divisors is an integer number (1260631009).

Almost surely, 2^2521262017 is an apocalyptic number.

It is an amenable number.

2521262017 is a deficient number, since it is larger than the sum of its proper divisors (1).

2521262017 is an equidigital number, since it uses as much as digits as its factorization.

2521262017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 2521262017 is about 50212.1700088733. The cubic root of 2521262017 is about 1361.0455514150.

Adding to 2521262017 its reverse (7102621252), we get a palindrome (9623883269).

The spelling of 2521262017 in words is "two billion, five hundred twenty-one million, two hundred sixty-two thousand, seventeen".