4313281963 has 2 divisors, whose sum is σ = 4313281964. Its totient is φ = 4313281962.

The previous prime is 4313281961. The next prime is 4313281991. The reversal of 4313281963 is 3691823134.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4313281963 - 2¹ = 4313281961 is a prime.

It is a super-2 number, since 2×4313281963² = 37208802584682266738, which contains 22 as substring.

Together with 4313281961, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (4313281961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2156640981 + 2156640982.

It is an arithmetic number, because the mean of its divisors is an integer number (2156640982).

Almost surely, 2^4313281963 is an apocalyptic number.

4313281963 is a deficient number, since it is larger than the sum of its proper divisors (1).

4313281963 is an equidigital number, since it uses as much as digits as its factorization.

4313281963 is an evil number, because the sum of its binary digits is even.

The product of its digits is 93312, while the sum is 40.

The square root of 4313281963 is about 65675.5811774818. The cubic root of 4313281963 is about 1627.8058931574.

The spelling of 4313281963 in words is "four billion, three hundred thirteen million, two hundred eighty-one thousand, nine hundred sixty-three".