425546101 has 4 divisors (see below), whose sum is σ = 426005100. Its totient is φ = 425087104.

The previous prime is 425546041. The next prime is 425546117. The reversal of 425546101 is 101645524.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3243601 + 422302500 = 1801^2 + 20550^2 .

It is a cyclic number.

It is not a de Polignac number, because 425546101 - 2⁷ = 425545973 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 425546101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425546801) 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, 228106 + ... + 229963.

It is an arithmetic number, because the mean of its divisors is an integer number (106501275).

Almost surely, 2^425546101 is an apocalyptic number.

It is an amenable number.

425546101 is a deficient number, since it is larger than the sum of its proper divisors (458999).

425546101 is an equidigital number, since it uses as much as digits as its factorization.

425546101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458998.

The product of its (nonzero) digits is 4800, while the sum is 28.

The square root of 425546101 is about 20628.7687708210. The cubic root of 425546101 is about 752.1691873789.

The spelling of 425546101 in words is "four hundred twenty-five million, five hundred forty-six thousand, one hundred one".