1309862963 has 2 divisors, whose sum is σ = 1309862964. Its totient is φ = 1309862962.

The previous prime is 1309862941. The next prime is 1309862969. The reversal of 1309862963 is 3692689031.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1309862963 - 2⁶ = 1309862899 is a prime.

It is not a weakly prime, because it can be changed into another prime (1309862969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 654931481 + 654931482.

It is an arithmetic number, because the mean of its divisors is an integer number (654931482).

Almost surely, 2^1309862963 is an apocalyptic number.

1309862963 is a deficient number, since it is larger than the sum of its proper divisors (1).

1309862963 is an equidigital number, since it uses as much as digits as its factorization.

1309862963 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 419904, while the sum is 47.

The square root of 1309862963 is about 36192.0289981095. The cubic root of 1309862963 is about 1094.1460264153.

The spelling of 1309862963 in words is "one billion, three hundred nine million, eight hundred sixty-two thousand, nine hundred sixty-three".