382963901 has 2 divisors, whose sum is σ = 382963902. Its totient is φ = 382963900.

The previous prime is 382963897. The next prime is 382963927. The reversal of 382963901 is 109369283.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 378341401 + 4622500 = 19451^2 + 2150^2 .

It is an emirp because it is prime and its reverse (109369283) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 382963901 - 2² = 382963897 is a prime.

It is a super-2 number, since 2×382963901² = 293322698938275602, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (382962901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 191481950 + 191481951.

It is an arithmetic number, because the mean of its divisors is an integer number (191481951).

Almost surely, 2^382963901 is an apocalyptic number.

It is an amenable number.

382963901 is a deficient number, since it is larger than the sum of its proper divisors (1).

382963901 is an equidigital number, since it uses as much as digits as its factorization.

382963901 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69984, while the sum is 41.

The square root of 382963901 is about 19569.4634826814. The cubic root of 382963901 is about 726.1939271775.

The spelling of 382963901 in words is "three hundred eighty-two million, nine hundred sixty-three thousand, nine hundred one".