1111233664 has 16 divisors (see below), whose sum is σ = 2213786070. Its totient is φ = 555616768.

The previous prime is 1111233637. The next prime is 1111233727. The reversal of 1111233664 is 4663321111.

It can be written as a sum of positive squares in only one way, i.e., 854977600 + 256256064 = 29240^2 + 16008^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4340629 + ... + 4340884.

Almost surely, 2^1111233664 is an apocalyptic number.

It is an amenable number.

1111233664 is a deficient number, since it is larger than the sum of its proper divisors (1102552406).

1111233664 is an frugal number, since it uses more digits than its factorization.

1111233664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8681527 (or 8681515 counting only the distinct ones).

The product of its digits is 2592, while the sum is 28.

The square root of 1111233664 is about 33335.1715759796. The cubic root of 1111233664 is about 1035.7822472833.

Adding to 1111233664 its reverse (4663321111), we get a palindrome (5774554775).

The spelling of 1111233664 in words is "one billion, one hundred eleven million, two hundred thirty-three thousand, six hundred sixty-four".