1420916963 has 2 divisors, whose sum is σ = 1420916964. Its totient is φ = 1420916962.

The previous prime is 1420916947. The next prime is 1420916999. The reversal of 1420916963 is 3696190241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1420916963 - 2⁴ = 1420916947 is a prime.

It is a super-2 number, since 2×1420916963² = 4038010031482286738, which contains 22 as substring.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1420916963.

It is not a weakly prime, because it can be changed into another prime (1420916363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 710458481 + 710458482.

It is an arithmetic number, because the mean of its divisors is an integer number (710458482).

Almost surely, 2^1420916963 is an apocalyptic number.

1420916963 is a deficient number, since it is larger than the sum of its proper divisors (1).

1420916963 is an equidigital number, since it uses as much as digits as its factorization.

1420916963 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69984, while the sum is 41.

The square root of 1420916963 is about 37695.0522350082. The cubic root of 1420916963 is about 1124.2327510617.

The spelling of 1420916963 in words is "one billion, four hundred twenty million, nine hundred sixteen thousand, nine hundred sixty-three".