63134736253 has 2 divisors, whose sum is σ = 63134736254. Its totient is φ = 63134736252.

The previous prime is 63134736239. The next prime is 63134736257. The reversal of 63134736253 is 35263743136.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 62939770884 + 194965369 = 250878^2 + 13963^2 .

It is a cyclic number.

It is not a de Polignac number, because 63134736253 - 2²⁵ = 63101181821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63134736257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31567368126 + 31567368127.

It is an arithmetic number, because the mean of its divisors is an integer number (31567368127).

Almost surely, 2^63134736253 is an apocalyptic number.

It is an amenable number.

63134736253 is a deficient number, since it is larger than the sum of its proper divisors (1).

63134736253 is an equidigital number, since it uses as much as digits as its factorization.

63134736253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 816480, while the sum is 43.

The spelling of 63134736253 in words is "sixty-three billion, one hundred thirty-four million, seven hundred thirty-six thousand, two hundred fifty-three".