252211019 has 2 divisors, whose sum is σ = 252211020. Its totient is φ = 252211018.

The previous prime is 252211013. The next prime is 252211033. The reversal of 252211019 is 910112252.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 252211019 - 2¹² = 252206923 is a prime.

It is a super-2 number, since 2×252211019² = 127220796210036722, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 252210985 and 252211003.

It is not a weakly prime, because it can be changed into another prime (252211013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126105509 + 126105510.

It is an arithmetic number, because the mean of its divisors is an integer number (126105510).

Almost surely, 2^252211019 is an apocalyptic number.

252211019 is a deficient number, since it is larger than the sum of its proper divisors (1).

252211019 is an equidigital number, since it uses as much as digits as its factorization.

252211019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 23.

The square root of 252211019 is about 15881.1529493296. The cubic root of 252211019 is about 631.8122163821.

The spelling of 252211019 in words is "two hundred fifty-two million, two hundred eleven thousand, nineteen".