252566113 has 2 divisors, whose sum is σ = 252566114. Its totient is φ = 252566112.

The previous prime is 252566087. The next prime is 252566123. The reversal of 252566113 is 311665252.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 196196049 + 56370064 = 14007^2 + 7508^2 .

It is a cyclic number.

It is not a de Polignac number, because 252566113 - 2²¹ = 250468961 is a prime.

It is a super-3 number, since 3×252566113³ (a number of 26 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (252566123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126283056 + 126283057.

It is an arithmetic number, because the mean of its divisors is an integer number (126283057).

Almost surely, 2^252566113 is an apocalyptic number.

It is an amenable number.

252566113 is a deficient number, since it is larger than the sum of its proper divisors (1).

252566113 is an equidigital number, since it uses as much as digits as its factorization.

252566113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10800, while the sum is 31.

The square root of 252566113 is about 15892.3287469143. The cubic root of 252566113 is about 632.1085919063.

The spelling of 252566113 in words is "two hundred fifty-two million, five hundred sixty-six thousand, one hundred thirteen".