1234906223 has 2 divisors, whose sum is σ = 1234906224. Its totient is φ = 1234906222.

The previous prime is 1234906219. The next prime is 1234906289. The reversal of 1234906223 is 3226094321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1234906223 - 2² = 1234906219 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1234906223.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1234906213) 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, 617453111 + 617453112.

It is an arithmetic number, because the mean of its divisors is an integer number (617453112).

Almost surely, 2^1234906223 is an apocalyptic number.

1234906223 is a deficient number, since it is larger than the sum of its proper divisors (1).

1234906223 is an equidigital number, since it uses as much as digits as its factorization.

1234906223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 32.

The square root of 1234906223 is about 35141.2325196485. The cubic root of 1234906223 is about 1072.8639677670.

The spelling of 1234906223 in words is "one billion, two hundred thirty-four million, nine hundred six thousand, two hundred twenty-three".