5215511233 has 2 divisors, whose sum is σ = 5215511234. Its totient is φ = 5215511232.

The previous prime is 5215511221. The next prime is 5215511239. The reversal of 5215511233 is 3321155125.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3255501249 + 1960009984 = 57057^2 + 44272^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5215511233 is a prime.

It is not a weakly prime, because it can be changed into another prime (5215511239) 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, 2607755616 + 2607755617.

It is an arithmetic number, because the mean of its divisors is an integer number (2607755617).

Almost surely, 2^5215511233 is an apocalyptic number.

It is an amenable number.

5215511233 is a deficient number, since it is larger than the sum of its proper divisors (1).

5215511233 is an equidigital number, since it uses as much as digits as its factorization.

5215511233 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4500, while the sum is 28.

The square root of 5215511233 is about 72218.4964742413. The cubic root of 5215511233 is about 1734.1991207731.

Adding to 5215511233 its reverse (3321155125), we get a palindrome (8536666358).

The spelling of 5215511233 in words is "five billion, two hundred fifteen million, five hundred eleven thousand, two hundred thirty-three".