425054543 has 4 divisors (see below), whose sum is σ = 425117280. Its totient is φ = 424991808.

The previous prime is 425054533. The next prime is 425054563. The reversal of 425054543 is 345450524.

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 425054543 - 2²⁴ = 408277327 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 (425054533) 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, 19778 + ... + 35231.

It is an arithmetic number, because the mean of its divisors is an integer number (106279320).

Almost surely, 2^425054543 is an apocalyptic number.

425054543 is a deficient number, since it is larger than the sum of its proper divisors (62737).

425054543 is an equidigital number, since it uses as much as digits as its factorization.

425054543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62736.

The product of its (nonzero) digits is 48000, while the sum is 32.

The square root of 425054543 is about 20616.8509477078. The cubic root of 425054543 is about 751.8794598696.

The spelling of 425054543 in words is "four hundred twenty-five million, fifty-four thousand, five hundred forty-three".