5499161 has 4 divisors (see below), whose sum is σ = 5504052. Its totient is φ = 5494272.

The previous prime is 5499157. The next prime is 5499181. The reversal of 5499161 is 1619945.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 3115225 + 2383936 = 1765^2 + 1544^2 .

It is a cyclic number.

It is not a de Polignac number, because 5499161 - 2² = 5499157 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5499101) 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, 185 + ... + 3321.

It is an arithmetic number, because the mean of its divisors is an integer number (1376013).

Almost surely, 2^5499161 is an apocalyptic number.

It is an amenable number.

5499161 is a deficient number, since it is larger than the sum of its proper divisors (4891).

5499161 is a wasteful number, since it uses less digits than its factorization.

5499161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4890.

The product of its digits is 9720, while the sum is 35.

The square root of 5499161 is about 2345.0289976885. The cubic root of 5499161 is about 176.5084406667.

The spelling of 5499161 in words is "five million, four hundred ninety-nine thousand, one hundred sixty-one".