2812763047 has 2 divisors, whose sum is σ = 2812763048. Its totient is φ = 2812763046.

The previous prime is 2812762993. The next prime is 2812763069. The reversal of 2812763047 is 7403672182.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2812763047 - 2³¹ = 665279399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2812763077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1406381523 + 1406381524.

It is an arithmetic number, because the mean of its divisors is an integer number (1406381524).

Almost surely, 2^2812763047 is an apocalyptic number.

2812763047 is a deficient number, since it is larger than the sum of its proper divisors (1).

2812763047 is an equidigital number, since it uses as much as digits as its factorization.

2812763047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112896, while the sum is 40.

The square root of 2812763047 is about 53035.4885619054. The cubic root of 2812763047 is about 1411.5980484749.

The spelling of 2812763047 in words is "two billion, eight hundred twelve million, seven hundred sixty-three thousand, forty-seven".