42003414125 has 8 divisors (see below), whose sum is σ = 52420260984. Its totient is φ = 33602731200.

The previous prime is 42003414109. The next prime is 42003414179. The reversal of 42003414125 is 52141430024.

It can be written as a sum of positive squares in 4 ways, for example, as 7116272164 + 34887141961 = 84358^2 + 186781^2 .

It is not a de Polignac number, because 42003414125 - 2⁴ = 42003414109 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 42003414094 and 42003414103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 168013532 + ... + 168013781.

It is an arithmetic number, because the mean of its divisors is an integer number (6552532623).

Almost surely, 2^42003414125 is an apocalyptic number.

It is an amenable number.

42003414125 is a deficient number, since it is larger than the sum of its proper divisors (10416846859).

42003414125 is an equidigital number, since it uses as much as digits as its factorization.

42003414125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336027328 (or 336027318 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 42003414125 its reverse (52141430024), we get a palindrome (94144844149).

The spelling of 42003414125 in words is "forty-two billion, three million, four hundred fourteen thousand, one hundred twenty-five".