2490003457 has 2 divisors, whose sum is σ = 2490003458. Its totient is φ = 2490003456.

The previous prime is 2490003433. The next prime is 2490003487. The reversal of 2490003457 is 7543000942.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2070614016 + 419389441 = 45504^2 + 20479^2 .

It is a cyclic number.

It is not a de Polignac number, because 2490003457 - 2³¹ = 342519809 is a prime.

It is not a weakly prime, because it can be changed into another prime (2490003407) 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, 1245001728 + 1245001729.

It is an arithmetic number, because the mean of its divisors is an integer number (1245001729).

Almost surely, 2^2490003457 is an apocalyptic number.

It is an amenable number.

2490003457 is a deficient number, since it is larger than the sum of its proper divisors (1).

2490003457 is an equidigital number, since it uses as much as digits as its factorization.

2490003457 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 2490003457 is about 49899.9344388347. The cubic root of 2490003457 is about 1355.3974056175.

The spelling of 2490003457 in words is "two billion, four hundred ninety million, three thousand, four hundred fifty-seven".