2851381451 has 2 divisors, whose sum is σ = 2851381452. Its totient is φ = 2851381450.

The previous prime is 2851381447. The next prime is 2851381459. The reversal of 2851381451 is 1541831582.

2851381451 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2851381451 - 2² = 2851381447 is a prime.

It is not a weakly prime, because it can be changed into another prime (2851381459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1425690725 + 1425690726.

It is an arithmetic number, because the mean of its divisors is an integer number (1425690726).

Almost surely, 2^2851381451 is an apocalyptic number.

2851381451 is a deficient number, since it is larger than the sum of its proper divisors (1).

2851381451 is an equidigital number, since it uses as much as digits as its factorization.

2851381451 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38400, while the sum is 38.

The square root of 2851381451 is about 53398.3281667132. The cubic root of 2851381451 is about 1418.0289805110.

The spelling of 2851381451 in words is "two billion, eight hundred fifty-one million, three hundred eighty-one thousand, four hundred fifty-one".