425334161 has 12 divisors (see below), whose sum is σ = 505306368. Its totient is φ = 356813352.

The previous prime is 425334121. The next prime is 425334179. The reversal of 425334161 is 161433524.

It is not a de Polignac number, because 425334161 - 2¹⁴ = 425317777 is a prime.

It is not an unprimeable number, because it can be changed into a prime (425334121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 90041 + ... + 94646.

It is an arithmetic number, because the mean of its divisors is an integer number (42108864).

Almost surely, 2^425334161 is an apocalyptic number.

It is an amenable number.

425334161 is a deficient number, since it is larger than the sum of its proper divisors (79972207).

425334161 is a wasteful number, since it uses less digits than its factorization.

425334161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184748 (or 184741 counting only the distinct ones).

The product of its digits is 8640, while the sum is 29.

The square root of 425334161 is about 20623.6311303320. The cubic root of 425334161 is about 752.0442959280.

Adding to 425334161 its reverse (161433524), we get a palindrome (586767685).

The spelling of 425334161 in words is "four hundred twenty-five million, three hundred thirty-four thousand, one hundred sixty-one".