234031019 has 2 divisors, whose sum is σ = 234031020. Its totient is φ = 234031018.

The previous prime is 234031013. The next prime is 234031051. The reversal of 234031019 is 910130432.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 234031019 - 2⁸ = 234030763 is a prime.

It is a super-2 number, since 2×234031019² = 109541035708356722, 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 = 234030985 and 234031003.

It is not a weakly prime, because it can be changed into another prime (234031013) 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, 117015509 + 117015510.

It is an arithmetic number, because the mean of its divisors is an integer number (117015510).

Almost surely, 2^234031019 is an apocalyptic number.

234031019 is a deficient number, since it is larger than the sum of its proper divisors (1).

234031019 is an equidigital number, since it uses as much as digits as its factorization.

234031019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 234031019 is about 15298.0723949130. The cubic root of 234031019 is about 616.2512424219.

The spelling of 234031019 in words is "two hundred thirty-four million, thirty-one thousand, nineteen".