2812563959 has 2 divisors, whose sum is σ = 2812563960. Its totient is φ = 2812563958.

The previous prime is 2812563937. The next prime is 2812563973. The reversal of 2812563959 is 9593652182.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2812563959 - 2⁸ = 2812563703 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2812503959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1406281979 + 1406281980.

It is an arithmetic number, because the mean of its divisors is an integer number (1406281980).

Almost surely, 2^2812563959 is an apocalyptic number.

2812563959 is a deficient number, since it is larger than the sum of its proper divisors (1).

2812563959 is an equidigital number, since it uses as much as digits as its factorization.

2812563959 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1166400, while the sum is 50.

The square root of 2812563959 is about 53033.6115967977. The cubic root of 2812563959 is about 1411.5647432801.

The spelling of 2812563959 in words is "two billion, eight hundred twelve million, five hundred sixty-three thousand, nine hundred fifty-nine".