16516041 has 4 divisors (see below), whose sum is σ = 22021392. Its totient is φ = 11010692.

The previous prime is 16516039. The next prime is 16516043. The reversal of 16516041 is 14061561.

16516041 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 an emirpimes, since its reverse is a distinct semiprime: 14061561 = 3 ⋅4687187.

It is an interprime number because it is at equal distance from previous prime (16516039) and next prime (16516043).

It is a cyclic number.

It is not a de Polignac number, because 16516041 - 2¹ = 16516039 is a prime.

It is a super-2 number, since 2×16516041² = 545559220627362, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16516043) 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, 2752671 + ... + 2752676.

It is an arithmetic number, because the mean of its divisors is an integer number (5505348).

Almost surely, 2^16516041 is an apocalyptic number.

It is an amenable number.

16516041 is a deficient number, since it is larger than the sum of its proper divisors (5505351).

16516041 is an equidigital number, since it uses as much as digits as its factorization.

16516041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5505350.

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 16516041 is about 4063.9932332621. The cubic root of 16516041 is about 254.6646418142.

The spelling of 16516041 in words is "sixteen million, five hundred sixteen thousand, forty-one".