4961657263 has 2 divisors, whose sum is σ = 4961657264. Its totient is φ = 4961657262.

The previous prime is 4961657227. The next prime is 4961657269. The reversal of 4961657263 is 3627561694.

It is a happy number.

4961657263 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4961657263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4961657269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2480828631 + 2480828632.

It is an arithmetic number, because the mean of its divisors is an integer number (2480828632).

Almost surely, 2^4961657263 is an apocalyptic number.

4961657263 is a deficient number, since it is larger than the sum of its proper divisors (1).

4961657263 is an equidigital number, since it uses as much as digits as its factorization.

4961657263 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1632960, while the sum is 49.

The square root of 4961657263 is about 70439.0322406548. The cubic root of 4961657263 is about 1705.5937151974.

The spelling of 4961657263 in words is "four billion, nine hundred sixty-one million, six hundred fifty-seven thousand, two hundred sixty-three".