996963601 has 2 divisors, whose sum is σ = 996963602. Its totient is φ = 996963600.

The previous prime is 996963587. The next prime is 996963607. The reversal of 996963601 is 106369699.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 990738576 + 6225025 = 31476^2 + 2495^2 .

It is a cyclic number.

It is not a de Polignac number, because 996963601 - 2¹⁵ = 996930833 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (996963607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 498481800 + 498481801.

It is an arithmetic number, because the mean of its divisors is an integer number (498481801).

Almost surely, 2^996963601 is an apocalyptic number.

It is an amenable number.

996963601 is a deficient number, since it is larger than the sum of its proper divisors (1).

996963601 is an equidigital number, since it uses as much as digits as its factorization.

996963601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 472392, while the sum is 49.

The square root of 996963601 is about 31574.7304184850. The cubic root of 996963601 is about 998.9868408552.

The spelling of 996963601 in words is "nine hundred ninety-six million, nine hundred sixty-three thousand, six hundred one".