6311627393 has 2 divisors, whose sum is σ = 6311627394. Its totient is φ = 6311627392.

The previous prime is 6311627389. The next prime is 6311627471. The reversal of 6311627393 is 3937261136.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3432553744 + 2879073649 = 58588^2 + 53657^2 .

It is a cyclic number.

It is not a de Polignac number, because 6311627393 - 2² = 6311627389 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6311627393.

It is not a weakly prime, because it can be changed into another prime (6311627323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3155813696 + 3155813697.

It is an arithmetic number, because the mean of its divisors is an integer number (3155813697).

Almost surely, 2^6311627393 is an apocalyptic number.

It is an amenable number.

6311627393 is a deficient number, since it is larger than the sum of its proper divisors (1).

6311627393 is an equidigital number, since it uses as much as digits as its factorization.

6311627393 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 122472, while the sum is 41.

The square root of 6311627393 is about 79445.7512583272. The cubic root of 6311627393 is about 1848.0502851432.

It can be divided in two parts, 63116 and 27393, that added together give a palindrome (90509).

The spelling of 6311627393 in words is "six billion, three hundred eleven million, six hundred twenty-seven thousand, three hundred ninety-three".