2533793257 has 2 divisors, whose sum is σ = 2533793258. Its totient is φ = 2533793256.

The previous prime is 2533793231. The next prime is 2533793293. The reversal of 2533793257 is 7523973352.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2533209561 + 583696 = 50331^2 + 764^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2533793257 is a prime.

It is not a weakly prime, because it can be changed into another prime (2533793957) 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, 1266896628 + 1266896629.

It is an arithmetic number, because the mean of its divisors is an integer number (1266896629).

Almost surely, 2^2533793257 is an apocalyptic number.

It is an amenable number.

2533793257 is a deficient number, since it is larger than the sum of its proper divisors (1).

2533793257 is an equidigital number, since it uses as much as digits as its factorization.

2533793257 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1190700, while the sum is 46.

The square root of 2533793257 is about 50336.7982394590. The cubic root of 2533793257 is about 1363.2967268716.

The spelling of 2533793257 in words is "two billion, five hundred thirty-three million, seven hundred ninety-three thousand, two hundred fifty-seven".