2553397043 has 2 divisors, whose sum is σ = 2553397044. Its totient is φ = 2553397042.

The previous prime is 2553397031. The next prime is 2553397073. The reversal of 2553397043 is 3407933552.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2553397043 - 2⁴ = 2553397027 is a prime.

It is a super-2 number, since 2×2553397043² = 13039672918402287698, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2553397013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1276698521 + 1276698522.

It is an arithmetic number, because the mean of its divisors is an integer number (1276698522).

Almost surely, 2^2553397043 is an apocalyptic number.

2553397043 is a deficient number, since it is larger than the sum of its proper divisors (1).

2553397043 is an equidigital number, since it uses as much as digits as its factorization.

2553397043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 340200, while the sum is 41.

The square root of 2553397043 is about 50531.1492349026. The cubic root of 2553397043 is about 1366.8036095243.

The spelling of 2553397043 in words is "two billion, five hundred fifty-three million, three hundred ninety-seven thousand, forty-three".