2551343479 has 2 divisors, whose sum is σ = 2551343480. Its totient is φ = 2551343478.

The previous prime is 2551343413. The next prime is 2551343497. The reversal of 2551343479 is 9743431552.

Together with next prime (2551343497) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2551343479 - 2¹³ = 2551335287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2551341479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1275671739 + 1275671740.

It is an arithmetic number, because the mean of its divisors is an integer number (1275671740).

Almost surely, 2^2551343479 is an apocalyptic number.

2551343479 is a deficient number, since it is larger than the sum of its proper divisors (1).

2551343479 is an equidigital number, since it uses as much as digits as its factorization.

2551343479 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 453600, while the sum is 43.

The square root of 2551343479 is about 50510.8253644701. The cubic root of 2551343479 is about 1366.4370949771.

The spelling of 2551343479 in words is "two billion, five hundred fifty-one million, three hundred forty-three thousand, four hundred seventy-nine".