425104123 has 2 divisors, whose sum is σ = 425104124. Its totient is φ = 425104122.

The previous prime is 425104093. The next prime is 425104151. The reversal of 425104123 is 321401524.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-425104123 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 425104094 and 425104103.

It is not a weakly prime, because it can be changed into another prime (425104153) 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, 212552061 + 212552062.

It is an arithmetic number, because the mean of its divisors is an integer number (212552062).

Almost surely, 2^425104123 is an apocalyptic number.

425104123 is a deficient number, since it is larger than the sum of its proper divisors (1).

425104123 is an equidigital number, since it uses as much as digits as its factorization.

425104123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 425104123 is about 20618.0533271209. The cubic root of 425104123 is about 751.9086927723.

Adding to 425104123 its reverse (321401524), we get a palindrome (746505647).

The spelling of 425104123 in words is "four hundred twenty-five million, one hundred four thousand, one hundred twenty-three".