996514663 has 2 divisors, whose sum is σ = 996514664. Its totient is φ = 996514662.

The previous prime is 996514621. The next prime is 996514693. The reversal of 996514663 is 366415699.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-996514663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (996514693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 498257331 + 498257332.

It is an arithmetic number, because the mean of its divisors is an integer number (498257332).

Almost surely, 2^996514663 is an apocalyptic number.

996514663 is a deficient number, since it is larger than the sum of its proper divisors (1).

996514663 is an equidigital number, since it uses as much as digits as its factorization.

996514663 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1049760, while the sum is 49.

The square root of 996514663 is about 31567.6204836538. The cubic root of 996514663 is about 998.8368686500.

The spelling of 996514663 in words is "nine hundred ninety-six million, five hundred fourteen thousand, six hundred sixty-three".