634514311 has 2 divisors, whose sum is σ = 634514312. Its totient is φ = 634514310.

The previous prime is 634514297. The next prime is 634514359. The reversal of 634514311 is 113415436.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 634514311 - 2⁹ = 634513799 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 634514311.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (634514911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 317257155 + 317257156.

It is an arithmetic number, because the mean of its divisors is an integer number (317257156).

Almost surely, 2^634514311 is an apocalyptic number.

634514311 is a deficient number, since it is larger than the sum of its proper divisors (1).

634514311 is an equidigital number, since it uses as much as digits as its factorization.

634514311 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4320, while the sum is 28.

The square root of 634514311 is about 25189.5675032343. The cubic root of 634514311 is about 859.3046077721.

Adding to 634514311 its reverse (113415436), we get a palindrome (747929747).

The spelling of 634514311 in words is "six hundred thirty-four million, five hundred fourteen thousand, three hundred eleven".