7112145 has 8 divisors (see below), whose sum is σ = 11379456. Its totient is φ = 3793136.

The previous prime is 7112111. The next prime is 7112153. The reversal of 7112145 is 5412117.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 7112145 - 2⁸ = 7111889 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 237057 + ... + 237086.

It is an arithmetic number, because the mean of its divisors is an integer number (1422432).

Almost surely, 2^7112145 is an apocalyptic number.

It is an amenable number.

7112145 is a deficient number, since it is larger than the sum of its proper divisors (4267311).

7112145 is a wasteful number, since it uses less digits than its factorization.

7112145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474151.

The product of its digits is 280, while the sum is 21.

The square root of 7112145 is about 2666.8605137877. The cubic root of 7112145 is about 192.3092617923.

The spelling of 7112145 in words is "seven million, one hundred twelve thousand, one hundred forty-five".