7113155 has 8 divisors (see below), whose sum is σ = 9755232. Its totient is φ = 4877568.

The previous prime is 7113151. The next prime is 7113173. The reversal of 7113155 is 5513117.

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 7113155 - 2² = 7113151 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 7113155.

It is not an unprimeable number, because it can be changed into a prime (7113151) by changing a digit.

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, 101582 + ... + 101651.

It is an arithmetic number, because the mean of its divisors is an integer number (1219404).

Almost surely, 2^7113155 is an apocalyptic number.

7113155 is a deficient number, since it is larger than the sum of its proper divisors (2642077).

7113155 is a wasteful number, since it uses less digits than its factorization.

7113155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203245.

The product of its digits is 525, while the sum is 23.

The square root of 7113155 is about 2667.0498683002. The cubic root of 7113155 is about 192.3183646795.

The spelling of 7113155 in words is "seven million, one hundred thirteen thousand, one hundred fifty-five".