1012439963 has 2 divisors, whose sum is σ = 1012439964. Its totient is φ = 1012439962.

The previous prime is 1012439957. The next prime is 1012440017. The reversal of 1012439963 is 3699342101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1012439963 - 2⁶ = 1012439899 is a prime.

It is not a weakly prime, because it can be changed into another prime (1012439863) 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, 506219981 + 506219982.

It is an arithmetic number, because the mean of its divisors is an integer number (506219982).

Almost surely, 2^1012439963 is an apocalyptic number.

1012439963 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012439963 is an equidigital number, since it uses as much as digits as its factorization.

1012439963 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34992, while the sum is 38.

The square root of 1012439963 is about 31818.8617489690. The cubic root of 1012439963 is about 1004.1295774490.

The spelling of 1012439963 in words is "one billion, twelve million, four hundred thirty-nine thousand, nine hundred sixty-three".