425871043 has 6 divisors (see below), whose sum is σ = 461150484. Its totient is φ = 393111576.

The previous prime is 425871041. The next prime is 425871049. The reversal of 425871043 is 340178524.

It is not a de Polignac number, because 425871043 - 2¹ = 425871041 is a prime.

It is a super-2 number, since 2×425871043² = 362732290531815698, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (425871041) 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 5 ways as a sum of consecutive naturals, for example, 1259805 + ... + 1260142.

It is an arithmetic number, because the mean of its divisors is an integer number (76858414).

Almost surely, 2^425871043 is an apocalyptic number.

425871043 is a deficient number, since it is larger than the sum of its proper divisors (35279441).

425871043 is a wasteful number, since it uses less digits than its factorization.

425871043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2519973 (or 2519960 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 34.

The square root of 425871043 is about 20636.6432105612. The cubic root of 425871043 is about 752.3605878531.

The spelling of 425871043 in words is "four hundred twenty-five million, eight hundred seventy-one thousand, forty-three".