52145417 has 2 divisors, whose sum is σ = 52145418. Its totient is φ = 52145416.

The previous prime is 52145413. The next prime is 52145447. The reversal of 52145417 is 71454125.

52145417 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39300361 + 12845056 = 6269^2 + 3584^2 .

It is a cyclic number.

It is not a de Polignac number, because 52145417 - 2² = 52145413 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52145417.

It is not a weakly prime, because it can be changed into another prime (52145413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26072708 + 26072709.

It is an arithmetic number, because the mean of its divisors is an integer number (26072709).

Almost surely, 2^52145417 is an apocalyptic number.

It is an amenable number.

52145417 is a deficient number, since it is larger than the sum of its proper divisors (1).

52145417 is an equidigital number, since it uses as much as digits as its factorization.

52145417 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5600, while the sum is 29.

The square root of 52145417 is about 7221.1783664441. The cubic root of 52145417 is about 373.5987217140.

The spelling of 52145417 in words is "fifty-two million, one hundred forty-five thousand, four hundred seventeen".