1634230123 has 2 divisors, whose sum is σ = 1634230124. Its totient is φ = 1634230122.

The previous prime is 1634230067. The next prime is 1634230181. The reversal of 1634230123 is 3210324361.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1634230123 is a prime.

It is not a weakly prime, because it can be changed into another prime (1634230183) 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, 817115061 + 817115062.

It is an arithmetic number, because the mean of its divisors is an integer number (817115062).

Almost surely, 2^1634230123 is an apocalyptic number.

1634230123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1634230123 is an equidigital number, since it uses as much as digits as its factorization.

1634230123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 1634230123 is about 40425.6122155249. The cubic root of 1634230123 is about 1177.8891024035.

Adding to 1634230123 its reverse (3210324361), we get a palindrome (4844554484).

The spelling of 1634230123 in words is "one billion, six hundred thirty-four million, two hundred thirty thousand, one hundred twenty-three".