2493173549 has 2 divisors, whose sum is σ = 2493173550. Its totient is φ = 2493173548.

The previous prime is 2493173537. The next prime is 2493173569. The reversal of 2493173549 is 9453713942.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2490708649 + 2464900 = 49907^2 + 1570^2 .

It is a cyclic number.

It is not a de Polignac number, because 2493173549 - 2²⁸ = 2224738093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2493173569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1246586774 + 1246586775.

It is an arithmetic number, because the mean of its divisors is an integer number (1246586775).

Almost surely, 2^2493173549 is an apocalyptic number.

It is an amenable number.

2493173549 is a deficient number, since it is larger than the sum of its proper divisors (1).

2493173549 is an equidigital number, since it uses as much as digits as its factorization.

2493173549 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 816480, while the sum is 47.

The square root of 2493173549 is about 49931.6888258348. The cubic root of 2493173549 is about 1355.9723596159.

The spelling of 2493173549 in words is "two billion, four hundred ninety-three million, one hundred seventy-three thousand, five hundred forty-nine".