252111267 has 24 divisors (see below), whose sum is σ = 370370000. Its totient is φ = 165224448.

The previous prime is 252111253. The next prime is 252111269. The reversal of 252111267 is 762111252.

It is not a de Polignac number, because 252111267 - 2¹¹ = 252109219 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 252111267.

It is not an unprimeable number, because it can be changed into a prime (252111269) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 327459 + ... + 328227.

Almost surely, 2^252111267 is an apocalyptic number.

252111267 is a deficient number, since it is larger than the sum of its proper divisors (118258733).

252111267 is a wasteful number, since it uses less digits than its factorization.

252111267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1347 (or 1344 counting only the distinct ones).

The product of its digits is 1680, while the sum is 27.

The square root of 252111267 is about 15878.0120607084. The cubic root of 252111267 is about 631.7289093650.

The spelling of 252111267 in words is "two hundred fifty-two million, one hundred eleven thousand, two hundred sixty-seven".