1135743666 has 32 divisors (see below), whose sum is σ = 2308144128. Its totient is φ = 372485520.

The previous prime is 1135743659. The next prime is 1135743691. The reversal of 1135743666 is 6663475311.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 619371 + ... + 621201.

It is an arithmetic number, because the mean of its divisors is an integer number (72129504).

Almost surely, 2^1135743666 is an apocalyptic number.

1135743666 is an abundant number, since it is smaller than the sum of its proper divisors (1172400462).

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

1135743666 is a wasteful number, since it uses less digits than its factorization.

1135743666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3446.

The product of its digits is 272160, while the sum is 42.

The square root of 1135743666 is about 33700.7962220479. The cubic root of 1135743666 is about 1043.3422020725.

The spelling of 1135743666 in words is "one billion, one hundred thirty-five million, seven hundred forty-three thousand, six hundred sixty-six".