2558134723 has 2 divisors, whose sum is σ = 2558134724. Its totient is φ = 2558134722.

The previous prime is 2558134717. The next prime is 2558134759. The reversal of 2558134723 is 3274318552.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2558134723 is a prime.

It is a super-2 number, since 2×2558134723² = 13088106522036573458, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2958134723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1279067361 + 1279067362.

It is an arithmetic number, because the mean of its divisors is an integer number (1279067362).

Almost surely, 2^2558134723 is an apocalyptic number.

2558134723 is a deficient number, since it is larger than the sum of its proper divisors (1).

2558134723 is an equidigital number, since it uses as much as digits as its factorization.

2558134723 is an evil number, because the sum of its binary digits is even.

The product of its digits is 201600, while the sum is 40.

The square root of 2558134723 is about 50578.0063169754. The cubic root of 2558134723 is about 1367.6484288221.

The spelling of 2558134723 in words is "two billion, five hundred fifty-eight million, one hundred thirty-four thousand, seven hundred twenty-three".