425063571 has 4 divisors (see below), whose sum is σ = 566751432. Its totient is φ = 283375712.

The previous prime is 425063521. The next prime is 425063579. The reversal of 425063571 is 175360524.

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

It is a cyclic number.

It is not a de Polignac number, because 425063571 - 2²³ = 416674963 is a prime.

It is not an unprimeable number, because it can be changed into a prime (425063579) 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, 70843926 + ... + 70843931.

It is an arithmetic number, because the mean of its divisors is an integer number (141687858).

Almost surely, 2^425063571 is an apocalyptic number.

425063571 is a deficient number, since it is larger than the sum of its proper divisors (141687861).

425063571 is a wasteful number, since it uses less digits than its factorization.

425063571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141687860.

The product of its (nonzero) digits is 25200, while the sum is 33.

The square root of 425063571 is about 20617.0698936585. The cubic root of 425063571 is about 751.8847830450.

The spelling of 425063571 in words is "four hundred twenty-five million, sixty-three thousand, five hundred seventy-one".