6015161 has 4 divisors (see below), whose sum is σ = 6369012. Its totient is φ = 5661312.

The previous prime is 6015131. The next prime is 6015169. The reversal of 6015161 is 1615106.

6015161 = 404² + 405² + ... + 437².

It is a happy number.

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 4243600 + 1771561 = 2060^2 + 1331^2 .

It is a cyclic number.

It is not a de Polignac number, because 6015161 - 2¹⁰ = 6014137 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6015169) 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, 176900 + ... + 176933.

It is an arithmetic number, because the mean of its divisors is an integer number (1592253).

Almost surely, 2^6015161 is an apocalyptic number.

It is an amenable number.

6015161 is a deficient number, since it is larger than the sum of its proper divisors (353851).

6015161 is a wasteful number, since it uses less digits than its factorization.

6015161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353850.

The product of its (nonzero) digits is 180, while the sum is 20.

The square root of 6015161 is about 2452.5825164508. The cubic root of 6015161 is about 181.8649825810.

The spelling of 6015161 in words is "six million, fifteen thousand, one hundred sixty-one".