7042112407 has 4 divisors (see below), whose sum is σ = 7682304456. Its totient is φ = 6401920360.

The previous prime is 7042112401. The next prime is 7042112411.

7042112407 is nontrivially palindromic in base 10.

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

It is a de Polignac number, because none of the positive numbers 2^k-7042112407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7042112401) 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, 320096008 + ... + 320096029.

It is an arithmetic number, because the mean of its divisors is an integer number (1920576114).

Almost surely, 2^7042112407 is an apocalyptic number.

7042112407 is a deficient number, since it is larger than the sum of its proper divisors (640192049).

7042112407 is a wasteful number, since it uses less digits than its factorization.

7042112407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 640192048.

The product of its (nonzero) digits is 3136, while the sum is 28.

The square root of 7042112407 is about 83917.2950410105. The cubic root of 7042112407 is about 1916.7596173834.

It can be divided in two parts, 70421 and 12407, that added together give a palindrome (82828).

The spelling of 7042112407 in words is "seven billion, forty-two million, one hundred twelve thousand, four hundred seven".