425063563 has 4 divisors (see below), whose sum is σ = 450067320. Its totient is φ = 400059808.

The previous prime is 425063521. The next prime is 425063579. The reversal of 425063563 is 365360524.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-425063563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (425063663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12501853 + ... + 12501886.

It is an arithmetic number, because the mean of its divisors is an integer number (112516830).

Almost surely, 2^425063563 is an apocalyptic number.

425063563 is a deficient number, since it is larger than the sum of its proper divisors (25003757).

425063563 is a wasteful number, since it uses less digits than its factorization.

425063563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25003756.

The product of its (nonzero) digits is 64800, while the sum is 34.

The square root of 425063563 is about 20617.0696996445. The cubic root of 425063563 is about 751.8847783280.

It can be divided in two parts, 42 and 5063563, that added together give a palindrome (5063605).

The spelling of 425063563 in words is "four hundred twenty-five million, sixty-three thousand, five hundred sixty-three".