7111042 has 4 divisors (see below), whose sum is σ = 10666566. Its totient is φ = 3555520.

The previous prime is 7111033. The next prime is 7111057. The reversal of 7111042 is 2401117.

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., 6974881 + 136161 = 2641^2 + 369^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1777759 + ... + 1777762.

Almost surely, 2^7111042 is an apocalyptic number.

7111042 is a deficient number, since it is larger than the sum of its proper divisors (3555524).

7111042 is a wasteful number, since it uses less digits than its factorization.

7111042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3555523.

The product of its (nonzero) digits is 56, while the sum is 16.

The square root of 7111042 is about 2666.6537083018. The cubic root of 7111042 is about 192.2993197339.

Adding to 7111042 its reverse (2401117), we get a palindrome (9512159).

The spelling of 7111042 in words is "seven million, one hundred eleven thousand, forty-two".