1183964 has 12 divisors (see below), whose sum is σ = 2080344. Its totient is φ = 589584.

The previous prime is 1183961. The next prime is 1183969. The reversal of 1183964 is 4693811.

It is a happy number.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 1183964.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1183961) 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, 962 + ... + 1814.

It is an arithmetic number, because the mean of its divisors is an integer number (173362).

2^1183964 is an apocalyptic number.

It is an amenable number.

1183964 is a deficient number, since it is larger than the sum of its proper divisors (896380).

1183964 is a wasteful number, since it uses less digits than its factorization.

1183964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1204 (or 1202 counting only the distinct ones).

The product of its digits is 5184, while the sum is 32.

The square root of 1183964 is about 1088.1010982441. The cubic root of 1183964 is about 105.7903772324.

The spelling of 1183964 in words is "one million, one hundred eighty-three thousand, nine hundred sixty-four".