52245113 has 2 divisors, whose sum is σ = 52245114. Its totient is φ = 52245112.

The previous prime is 52245071. The next prime is 52245143. The reversal of 52245113 is 31154225.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50737129 + 1507984 = 7123^2 + 1228^2 .

It is a cyclic number.

It is not a de Polignac number, because 52245113 - 2¹⁰ = 52244089 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (52245143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26122556 + 26122557.

It is an arithmetic number, because the mean of its divisors is an integer number (26122557).

Almost surely, 2^52245113 is an apocalyptic number.

It is an amenable number.

52245113 is a deficient number, since it is larger than the sum of its proper divisors (1).

52245113 is an equidigital number, since it uses as much as digits as its factorization.

52245113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1200, while the sum is 23.

The square root of 52245113 is about 7228.0780986373. The cubic root of 52245113 is about 373.8366626403.

Adding to 52245113 its reverse (31154225), we get a palindrome (83399338).

The spelling of 52245113 in words is "fifty-two million, two hundred forty-five thousand, one hundred thirteen".