1252511033 has 2 divisors, whose sum is σ = 1252511034. Its totient is φ = 1252511032.

The previous prime is 1252510991. The next prime is 1252511047. The reversal of 1252511033 is 3301152521.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1206311824 + 46199209 = 34732^2 + 6797^2 .

It is a cyclic number.

It is not a de Polignac number, because 1252511033 - 2⁶ = 1252510969 is a prime.

It is not a weakly prime, because it can be changed into another prime (1252511083) 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, 626255516 + 626255517.

It is an arithmetic number, because the mean of its divisors is an integer number (626255517).

Almost surely, 2^1252511033 is an apocalyptic number.

It is an amenable number.

1252511033 is a deficient number, since it is larger than the sum of its proper divisors (1).

1252511033 is an equidigital number, since it uses as much as digits as its factorization.

1252511033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 1252511033 is about 35390.8326124153. The cubic root of 1252511033 is about 1077.9381767696.

Adding to 1252511033 its reverse (3301152521), we get a palindrome (4553663554).

The spelling of 1252511033 in words is "one billion, two hundred fifty-two million, five hundred eleven thousand, thirty-three".