1122164004 has 48 divisors (see below), whose sum is σ = 2822274560. Its totient is φ = 344977920.

The previous prime is 1122164003. The next prime is 1122164041. The reversal of 1122164004 is 4004612211.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1122164003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 229869 + ... + 234699.

Almost surely, 2^1122164004 is an apocalyptic number.

It is an amenable number.

1122164004 is an abundant number, since it is smaller than the sum of its proper divisors (1700110556).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1122164004 is a wasteful number, since it uses less digits than its factorization.

1122164004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6340 (or 6338 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 1122164004 is about 33498.7164530225. The cubic root of 1122164004 is about 1039.1672339928.

Adding to 1122164004 its reverse (4004612211), we get a palindrome (5126776215).

The spelling of 1122164004 in words is "one billion, one hundred twenty-two million, one hundred sixty-four thousand, four".