1611164 has 12 divisors (see below), whose sum is σ = 2835504. Its totient is φ = 801024.

The previous prime is 1611161. The next prime is 1611187. The reversal of 1611164 is 4611161.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1611161) 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, 272 + ... + 1815.

It is an arithmetic number, because the mean of its divisors is an integer number (236292).

2^1611164 is an apocalyptic number.

It is an amenable number.

1611164 is a deficient number, since it is larger than the sum of its proper divisors (1224340).

1611164 is a wasteful number, since it uses less digits than its factorization.

1611164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2284 (or 2282 counting only the distinct ones).

The product of its digits is 144, while the sum is 20.

The square root of 1611164 is about 1269.3163514270. The cubic root of 1611164 is about 117.2321103876.

The spelling of 1611164 in words is "one million, six hundred eleven thousand, one hundred sixty-four".