5966161 has 4 divisors (see below), whose sum is σ = 6005824. Its totient is φ = 5926500.

The previous prime is 5966153. The next prime is 5966183. The reversal of 5966161 is 1616695.

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: 1616695 = 5 ⋅323339.

It is a cyclic number.

It is not a de Polignac number, because 5966161 - 2³ = 5966153 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5966101) 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, 19605 + ... + 19906.

It is an arithmetic number, because the mean of its divisors is an integer number (1501456).

Almost surely, 2^5966161 is an apocalyptic number.

It is an amenable number.

5966161 is a deficient number, since it is larger than the sum of its proper divisors (39663).

5966161 is a wasteful number, since it uses less digits than its factorization.

5966161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39662.

The product of its digits is 9720, while the sum is 34.

The square root of 5966161 is about 2442.5726191866. The cubic root of 5966161 is about 181.3698064820.

The spelling of 5966161 in words is "five million, nine hundred sixty-six thousand, one hundred sixty-one".