425254123 has 16 divisors (see below), whose sum is σ = 497352960. Its totient is φ = 356070816.

The previous prime is 425254103. The next prime is 425254129. The reversal of 425254123 is 321452524.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-425254123 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 425254091 and 425254100.

It is not an unprimeable number, because it can be changed into a prime (425254129) 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 in 15 ways as a sum of consecutive naturals, for example, 64161 + ... + 70477.

It is an arithmetic number, because the mean of its divisors is an integer number (31084560).

Almost surely, 2^425254123 is an apocalyptic number.

425254123 is a deficient number, since it is larger than the sum of its proper divisors (72098837).

425254123 is a wasteful number, since it uses less digits than its factorization.

425254123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6546.

The product of its digits is 9600, while the sum is 28.

The square root of 425254123 is about 20621.6905950991. The cubic root of 425254123 is about 751.9971205516.

The spelling of 425254123 in words is "four hundred twenty-five million, two hundred fifty-four thousand, one hundred twenty-three".