2518764253 has 2 divisors, whose sum is σ = 2518764254. Its totient is φ = 2518764252.

The previous prime is 2518764239. The next prime is 2518764301. The reversal of 2518764253 is 3524678152.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2127238884 + 391525369 = 46122^2 + 19787^2 .

It is a cyclic number.

It is not a de Polignac number, because 2518764253 - 2²⁹ = 1981893341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2518765253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1259382126 + 1259382127.

It is an arithmetic number, because the mean of its divisors is an integer number (1259382127).

Almost surely, 2^2518764253 is an apocalyptic number.

It is an amenable number.

2518764253 is a deficient number, since it is larger than the sum of its proper divisors (1).

2518764253 is an equidigital number, since it uses as much as digits as its factorization.

2518764253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 403200, while the sum is 43.

The square root of 2518764253 is about 50187.2917480113. The cubic root of 2518764253 is about 1360.5959493500.

The spelling of 2518764253 in words is "two billion, five hundred eighteen million, seven hundred sixty-four thousand, two hundred fifty-three".