4045112135242 has 4 divisors (see below), whose sum is σ = 6067668202866. Its totient is φ = 2022556067620.

The previous prime is 4045112135227. The next prime is 4045112135269. The reversal of 4045112135242 is 2425312115404.

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

It can be written as a sum of positive squares in only one way, i.e., 3530005926561 + 515106208681 = 1878831^2 + 717709^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4045112135198 and 4045112135207.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1011278033809 + ... + 1011278033812.

Almost surely, 2^{4045112135242} is an apocalyptic number.

4045112135242 is a deficient number, since it is larger than the sum of its proper divisors (2022556067624).

4045112135242 is a wasteful number, since it uses less digits than its factorization.

4045112135242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2022556067623.

The product of its (nonzero) digits is 38400, while the sum is 34.

The spelling of 4045112135242 in words is "four trillion, forty-five billion, one hundred twelve million, one hundred thirty-five thousand, two hundred forty-two".