3135431263 has 2 divisors, whose sum is σ = 3135431264. Its totient is φ = 3135431262.

The previous prime is 3135431239. The next prime is 3135431279. The reversal of 3135431263 is 3621345313.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3135431263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3135431063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1567715631 + 1567715632.

It is an arithmetic number, because the mean of its divisors is an integer number (1567715632).

Almost surely, 2^3135431263 is an apocalyptic number.

3135431263 is a deficient number, since it is larger than the sum of its proper divisors (1).

3135431263 is an equidigital number, since it uses as much as digits as its factorization.

3135431263 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19440, while the sum is 31.

The square root of 3135431263 is about 55994.9217608168. The cubic root of 3135431263 is about 1463.6337930068.

Adding to 3135431263 its reverse (3621345313), we get a palindrome (6756776576).

The spelling of 3135431263 in words is "three billion, one hundred thirty-five million, four hundred thirty-one thousand, two hundred sixty-three".