2520312433 has 2 divisors, whose sum is σ = 2520312434. Its totient is φ = 2520312432.

The previous prime is 2520312317. The next prime is 2520312449. The reversal of 2520312433 is 3342130252.

2520312433 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2345755489 + 174556944 = 48433^2 + 13212^2 .

It is a cyclic number.

It is not a de Polignac number, because 2520312433 - 2¹⁷ = 2520181361 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2520312398 and 2520312407.

It is not a weakly prime, because it can be changed into another prime (2520312533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1260156216 + 1260156217.

It is an arithmetic number, because the mean of its divisors is an integer number (1260156217).

Almost surely, 2^2520312433 is an apocalyptic number.

It is an amenable number.

2520312433 is a deficient number, since it is larger than the sum of its proper divisors (1).

2520312433 is an equidigital number, since it uses as much as digits as its factorization.

2520312433 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 2520312433 is about 50202.7134027634. The cubic root of 2520312433 is about 1360.8746595680.

Adding to 2520312433 its reverse (3342130252), we get a palindrome (5862442685).

It can be divided in two parts, 25203 and 12433, that added together give a square (37636 = 194²).

The spelling of 2520312433 in words is "two billion, five hundred twenty million, three hundred twelve thousand, four hundred thirty-three".