2562723139 has 2 divisors, whose sum is σ = 2562723140. Its totient is φ = 2562723138.

The previous prime is 2562723101. The next prime is 2562723161. The reversal of 2562723139 is 9313272652.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2562723139 - 2⁹ = 2562722627 is a prime.

It is not a weakly prime, because it can be changed into another prime (2562723169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1281361569 + 1281361570.

It is an arithmetic number, because the mean of its divisors is an integer number (1281361570).

Almost surely, 2^2562723139 is an apocalyptic number.

2562723139 is a deficient number, since it is larger than the sum of its proper divisors (1).

2562723139 is an equidigital number, since it uses as much as digits as its factorization.

2562723139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 136080, while the sum is 40.

The square root of 2562723139 is about 50623.3457902577. The cubic root of 2562723139 is about 1368.4656377667.

The spelling of 2562723139 in words is "two billion, five hundred sixty-two million, seven hundred twenty-three thousand, one hundred thirty-nine".