2545231033 has 2 divisors, whose sum is σ = 2545231034. Its totient is φ = 2545231032.

The previous prime is 2545231021. The next prime is 2545231063. The reversal of 2545231033 is 3301325452.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2349147024 + 196084009 = 48468^2 + 14003^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2545231033 is a prime.

It is a super-2 number, since 2×2545231033² = 12956402022692494178, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2545230992 and 2545231010.

It is not a weakly prime, because it can be changed into another prime (2545231063) 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, 1272615516 + 1272615517.

It is an arithmetic number, because the mean of its divisors is an integer number (1272615517).

Almost surely, 2^2545231033 is an apocalyptic number.

It is an amenable number.

2545231033 is a deficient number, since it is larger than the sum of its proper divisors (1).

2545231033 is an equidigital number, since it uses as much as digits as its factorization.

2545231033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10800, while the sum is 28.

The square root of 2545231033 is about 50450.2827841430. The cubic root of 2545231033 is about 1365.3449969024.

Adding to 2545231033 its reverse (3301325452), we get a palindrome (5846556485).

The spelling of 2545231033 in words is "two billion, five hundred forty-five million, two hundred thirty-one thousand, thirty-three".