1114664661 has 24 divisors (see below), whose sum is σ = 1773510336. Its totient is φ = 668989440.

The previous prime is 1114664633. The next prime is 1114664669. The reversal of 1114664661 is 1664664111.

1114664661 is a `hidden beast` number, since 1 + 1 + 1 + 4 + 6 + 646 + 6 + 1 = 666.

It is not a de Polignac number, because 1114664661 - 2⁶ = 1114664597 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1114664669) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 44460 + ... + 64853.

It is an arithmetic number, because the mean of its divisors is an integer number (73896264).

Almost surely, 2^1114664661 is an apocalyptic number.

1114664661 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1114664661 is a deficient number, since it is larger than the sum of its proper divisors (658845675).

1114664661 is a wasteful number, since it uses less digits than its factorization.

1114664661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109433 (or 109430 counting only the distinct ones).

The product of its digits is 20736, while the sum is 36.

The square root of 1114664661 is about 33386.5940311377. The cubic root of 1114664661 is about 1036.8471641934.

The spelling of 1114664661 in words is "one billion, one hundred fourteen million, six hundred sixty-four thousand, six hundred sixty-one".