229057019 has 2 divisors, whose sum is σ = 229057020. Its totient is φ = 229057018.

The previous prime is 229057007. The next prime is 229057063. The reversal of 229057019 is 910750922.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 229057019 - 2²⁴ = 212279803 is a prime.

It is a super-2 number, since 2×229057019² = 104934235906332722, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 229057019.

It is not a weakly prime, because it can be changed into another prime (229054019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114528509 + 114528510.

It is an arithmetic number, because the mean of its divisors is an integer number (114528510).

Almost surely, 2^229057019 is an apocalyptic number.

229057019 is a deficient number, since it is larger than the sum of its proper divisors (1).

229057019 is an equidigital number, since it uses as much as digits as its factorization.

229057019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11340, while the sum is 35.

The square root of 229057019 is about 15134.6297939527. The cubic root of 229057019 is about 611.8540909441.

The spelling of 229057019 in words is "two hundred twenty-nine million, fifty-seven thousand, nineteen".