311459963 has 2 divisors, whose sum is σ = 311459964. Its totient is φ = 311459962.

The previous prime is 311459957. The next prime is 311460001. The reversal of 311459963 is 369954113.

It is a weak prime.

It is an emirp because it is prime and its reverse (369954113) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 311459963 - 2¹⁴ = 311443579 is a prime.

It is a super-2 number, since 2×311459963² = 194014617103922738, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 311459963.

It is not a weakly prime, because it can be changed into another prime (311459933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155729981 + 155729982.

It is an arithmetic number, because the mean of its divisors is an integer number (155729982).

Almost surely, 2^311459963 is an apocalyptic number.

311459963 is a deficient number, since it is larger than the sum of its proper divisors (1).

311459963 is an equidigital number, since it uses as much as digits as its factorization.

311459963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 87480, while the sum is 41.

The square root of 311459963 is about 17648.2283246789. The cubic root of 311459963 is about 677.8507421693.

The spelling of 311459963 in words is "three hundred eleven million, four hundred fifty-nine thousand, nine hundred sixty-three".