2538140093 has 2 divisors, whose sum is σ = 2538140094. Its totient is φ = 2538140092.

The previous prime is 2538140081. The next prime is 2538140123. The reversal of 2538140093 is 3900418352.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2534820409 + 3319684 = 50347^2 + 1822^2 .

It is a cyclic number.

It is not a de Polignac number, because 2538140093 - 2¹⁶ = 2538074557 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2538140063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1269070046 + 1269070047.

It is an arithmetic number, because the mean of its divisors is an integer number (1269070047).

Almost surely, 2^2538140093 is an apocalyptic number.

It is an amenable number.

2538140093 is a deficient number, since it is larger than the sum of its proper divisors (1).

2538140093 is an equidigital number, since it uses as much as digits as its factorization.

2538140093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 2538140093 is about 50379.9572548449. The cubic root of 2538140093 is about 1364.0758803815.

The spelling of 2538140093 in words is "two billion, five hundred thirty-eight million, one hundred forty thousand, ninety-three".