425104543 has 4 divisors (see below), whose sum is σ = 425279880. Its totient is φ = 424929208.

The previous prime is 425104529. The next prime is 425104549. The reversal of 425104543 is 345401524.

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 425104543 - 2²¹ = 423007391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425104549) 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, 83980 + ... + 88897.

It is an arithmetic number, because the mean of its divisors is an integer number (106319970).

Almost surely, 2^425104543 is an apocalyptic number.

425104543 is a deficient number, since it is larger than the sum of its proper divisors (175337).

425104543 is a wasteful number, since it uses less digits than its factorization.

425104543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175336.

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

The square root of 425104543 is about 20618.0635123670. The cubic root of 425104543 is about 751.9089403991.

The spelling of 425104543 in words is "four hundred twenty-five million, one hundred four thousand, five hundred forty-three".