963767491 has 2 divisors, whose sum is σ = 963767492. Its totient is φ = 963767490.

The previous prime is 963767449. The next prime is 963767501. The reversal of 963767491 is 194767369.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-963767491 is a prime.

It is not a weakly prime, because it can be changed into another prime (963767291) 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, 481883745 + 481883746.

It is an arithmetic number, because the mean of its divisors is an integer number (481883746).

Almost surely, 2^963767491 is an apocalyptic number.

963767491 is a deficient number, since it is larger than the sum of its proper divisors (1).

963767491 is an equidigital number, since it uses as much as digits as its factorization.

963767491 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1714608, while the sum is 52.

The square root of 963767491 is about 31044.6048613926. The cubic root of 963767491 is about 987.7736218957.

The spelling of 963767491 in words is "nine hundred sixty-three million, seven hundred sixty-seven thousand, four hundred ninety-one".