4023967313 has 2 divisors, whose sum is σ = 4023967314. Its totient is φ = 4023967312.

The previous prime is 4023967309. The next prime is 4023967319. The reversal of 4023967313 is 3137693204.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3284779969 + 739187344 = 57313^2 + 27188^2 .

It is a cyclic number.

It is not a de Polignac number, because 4023967313 - 2² = 4023967309 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (4023967319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2011983656 + 2011983657.

It is an arithmetic number, because the mean of its divisors is an integer number (2011983657).

Almost surely, 2^4023967313 is an apocalyptic number.

It is an amenable number.

4023967313 is a deficient number, since it is larger than the sum of its proper divisors (1).

4023967313 is an equidigital number, since it uses as much as digits as its factorization.

4023967313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81648, while the sum is 38.

The square root of 4023967313 is about 63434.7484664360. The cubic root of 4023967313 is about 1590.5652187989.

The spelling of 4023967313 in words is "four billion, twenty-three million, nine hundred sixty-seven thousand, three hundred thirteen".