2541731293 has 2 divisors, whose sum is σ = 2541731294. Its totient is φ = 2541731292.

The previous prime is 2541731287. The next prime is 2541731329. The reversal of 2541731293 is 3921371452.

Together with next prime (2541731329) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2321119684 + 220611609 = 48178^2 + 14853^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2541731293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2541731263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1270865646 + 1270865647.

It is an arithmetic number, because the mean of its divisors is an integer number (1270865647).

Almost surely, 2^2541731293 is an apocalyptic number.

It is an amenable number.

2541731293 is a deficient number, since it is larger than the sum of its proper divisors (1).

2541731293 is an equidigital number, since it uses as much as digits as its factorization.

2541731293 is an evil number, because the sum of its binary digits is even.

The product of its digits is 45360, while the sum is 37.

The square root of 2541731293 is about 50415.5858143094. The cubic root of 2541731293 is about 1364.7189182714.

The spelling of 2541731293 in words is "two billion, five hundred forty-one million, seven hundred thirty-one thousand, two hundred ninety-three".