2551512343 has 2 divisors, whose sum is σ = 2551512344. Its totient is φ = 2551512342.

The previous prime is 2551512329. The next prime is 2551512373. The reversal of 2551512343 is 3432151552.

2551512343 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 2551512343 - 2¹⁷ = 2551381271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2551512373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1275756171 + 1275756172.

It is an arithmetic number, because the mean of its divisors is an integer number (1275756172).

Almost surely, 2^2551512343 is an apocalyptic number.

2551512343 is a deficient number, since it is larger than the sum of its proper divisors (1).

2551512343 is an equidigital number, since it uses as much as digits as its factorization.

2551512343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18000, while the sum is 31.

The square root of 2551512343 is about 50512.4968992823. The cubic root of 2551512343 is about 1366.4672407866.

Adding to 2551512343 its reverse (3432151552), we get a palindrome (5983663895).

The spelling of 2551512343 in words is "two billion, five hundred fifty-one million, five hundred twelve thousand, three hundred forty-three".