963399449 has 2 divisors, whose sum is σ = 963399450. Its totient is φ = 963399448.

The previous prime is 963399439. The next prime is 963399461. The reversal of 963399449 is 944993369.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 648975625 + 314423824 = 25475^2 + 17732^2 .

It is a cyclic number.

It is not a de Polignac number, because 963399449 - 2⁸ = 963399193 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 963399394 and 963399403.

It is not a weakly prime, because it can be changed into another prime (963399419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 481699724 + 481699725.

It is an arithmetic number, because the mean of its divisors is an integer number (481699725).

Almost surely, 2^963399449 is an apocalyptic number.

It is an amenable number.

963399449 is a deficient number, since it is larger than the sum of its proper divisors (1).

963399449 is an equidigital number, since it uses as much as digits as its factorization.

963399449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5668704, while the sum is 56.

The square root of 963399449 is about 31038.6766631569. The cubic root of 963399449 is about 987.6478694126.

The spelling of 963399449 in words is "nine hundred sixty-three million, three hundred ninety-nine thousand, four hundred forty-nine".