616043117 has 4 divisors (see below), whose sum is σ = 621494940. Its totient is φ = 610591296.

The previous prime is 616043111. The next prime is 616043167. The reversal of 616043117 is 711340616.

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

It can be written as a sum of positive squares in 2 ways, for example, as 284293321 + 331749796 = 16861^2 + 18214^2 .

It is a cyclic number.

It is not a de Polignac number, because 616043117 - 2¹⁰ = 616042093 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 616043117.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (616043111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2725742 + ... + 2725967.

It is an arithmetic number, because the mean of its divisors is an integer number (155373735).

Almost surely, 2^616043117 is an apocalyptic number.

It is an amenable number.

616043117 is a deficient number, since it is larger than the sum of its proper divisors (5451823).

616043117 is a wasteful number, since it uses less digits than its factorization.

616043117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5451822.

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 616043117 is about 24820.2158935010. The cubic root of 616043117 is about 850.8840246759.

The spelling of 616043117 in words is "six hundred sixteen million, forty-three thousand, one hundred seventeen".