52118293 has 2 divisors, whose sum is σ = 52118294. Its totient is φ = 52118292.

The previous prime is 52118179. The next prime is 52118303. The reversal of 52118293 is 39281125.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52099524 + 18769 = 7218^2 + 137^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52118293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52118993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26059146 + 26059147.

It is an arithmetic number, because the mean of its divisors is an integer number (26059147).

Almost surely, 2^52118293 is an apocalyptic number.

It is an amenable number.

52118293 is a deficient number, since it is larger than the sum of its proper divisors (1).

52118293 is an equidigital number, since it uses as much as digits as its factorization.

52118293 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4320, while the sum is 31.

The square root of 52118293 is about 7219.3000353220. The cubic root of 52118293 is about 373.5339333469.

The spelling of 52118293 in words is "fifty-two million, one hundred eighteen thousand, two hundred ninety-three".