2538874193 has 2 divisors, whose sum is σ = 2538874194. Its totient is φ = 2538874192.

The previous prime is 2538874187. The next prime is 2538874213. The reversal of 2538874193 is 3914788352.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2506804624 + 32069569 = 50068^2 + 5663^2 .

It is a cyclic number.

It is not a de Polignac number, because 2538874193 - 2¹² = 2538870097 is a prime.

It is not a weakly prime, because it can be changed into another prime (2538874123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1269437096 + 1269437097.

It is an arithmetic number, because the mean of its divisors is an integer number (1269437097).

Almost surely, 2^2538874193 is an apocalyptic number.

It is an amenable number.

2538874193 is a deficient number, since it is larger than the sum of its proper divisors (1).

2538874193 is an equidigital number, since it uses as much as digits as its factorization.

2538874193 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1451520, while the sum is 50.

The square root of 2538874193 is about 50387.2423635190. The cubic root of 2538874193 is about 1364.2073771391.

The spelling of 2538874193 in words is "two billion, five hundred thirty-eight million, eight hundred seventy-four thousand, one hundred ninety-three".