1963464403 has 2 divisors, whose sum is σ = 1963464404. Its totient is φ = 1963464402.

The previous prime is 1963464361. The next prime is 1963464439. The reversal of 1963464403 is 3044643691.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1963464403 is a prime.

It is not a weakly prime, because it can be changed into another prime (1963464443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 981732201 + 981732202.

It is an arithmetic number, because the mean of its divisors is an integer number (981732202).

Almost surely, 2^1963464403 is an apocalyptic number.

1963464403 is a deficient number, since it is larger than the sum of its proper divisors (1).

1963464403 is an equidigital number, since it uses as much as digits as its factorization.

1963464403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 186624, while the sum is 40.

The square root of 1963464403 is about 44310.9964117261. The cubic root of 1963464403 is about 1252.2018584847.

The spelling of 1963464403 in words is "one billion, nine hundred sixty-three million, four hundred sixty-four thousand, four hundred three".