7116553 has 4 divisors (see below), whose sum is σ = 7122640. Its totient is φ = 7110468.

The previous prime is 7116533. The next prime is 7116559. The reversal of 7116553 is 3556117.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 7116553 - 2¹⁷ = 6985481 is a prime.

It is an Ulam number.

It is a Duffinian number.

7116553 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (7116559) 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 3 ways as a sum of consecutive naturals, for example, 675 + ... + 3832.

It is an arithmetic number, because the mean of its divisors is an integer number (1780660).

Almost surely, 2^7116553 is an apocalyptic number.

It is an amenable number.

7116553 is a deficient number, since it is larger than the sum of its proper divisors (6087).

7116553 is a wasteful number, since it uses less digits than its factorization.

7116553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6086.

The product of its digits is 3150, while the sum is 28.

The square root of 7116553 is about 2667.6868256975. The cubic root of 7116553 is about 192.3489837119.

The spelling of 7116553 in words is "seven million, one hundred sixteen thousand, five hundred fifty-three".