252573133 has 2 divisors, whose sum is σ = 252573134. Its totient is φ = 252573132.

The previous prime is 252573127. The next prime is 252573149. The reversal of 252573133 is 331375252.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 222069604 + 30503529 = 14902^2 + 5523^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-252573133 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 252573095 and 252573104.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (252573173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126286566 + 126286567.

It is an arithmetic number, because the mean of its divisors is an integer number (126286567).

Almost surely, 2^252573133 is an apocalyptic number.

It is an amenable number.

252573133 is a deficient number, since it is larger than the sum of its proper divisors (1).

252573133 is an equidigital number, since it uses as much as digits as its factorization.

252573133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18900, while the sum is 31.

The square root of 252573133 is about 15892.5496066553. The cubic root of 252573133 is about 632.1144482754.

The spelling of 252573133 in words is "two hundred fifty-two million, five hundred seventy-three thousand, one hundred thirty-three".