16116277 has 4 divisors (see below), whose sum is σ = 16137900. Its totient is φ = 16094656.

The previous prime is 16116251. The next prime is 16116329. The reversal of 16116277 is 77261161.

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 7873636 + 8242641 = 2806^2 + 2871^2 .

It is a cyclic number.

It is not a de Polignac number, because 16116277 - 2¹¹ = 16114229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16116227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9652 + ... + 11197.

It is an arithmetic number, because the mean of its divisors is an integer number (4034475).

Almost surely, 2^16116277 is an apocalyptic number.

It is an amenable number.

16116277 is a deficient number, since it is larger than the sum of its proper divisors (21623).

16116277 is an equidigital number, since it uses as much as digits as its factorization.

16116277 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21622.

The product of its digits is 3528, while the sum is 31.

The square root of 16116277 is about 4014.5083136045. The cubic root of 16116277 is about 252.5931532253.

The spelling of 16116277 in words is "sixteen million, one hundred sixteen thousand, two hundred seventy-seven".