1140461666 has 16 divisors (see below), whose sum is σ = 1787159808. Its totient is φ = 545185200.

The previous prime is 1140461657. The next prime is 1140461669. The reversal of 1140461666 is 6661640411.

It is not an unprimeable number, because it can be changed into a prime (1140461669) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 105665 + ... + 115956.

It is an arithmetic number, because the mean of its divisors is an integer number (111697488).

Almost surely, 2^1140461666 is an apocalyptic number.

1140461666 is a deficient number, since it is larger than the sum of its proper divisors (646698142).

1140461666 is a wasteful number, since it uses less digits than its factorization.

1140461666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221737.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 1140461666 is about 33770.7220236701. The cubic root of 1140461666 is about 1044.7849243355.

The spelling of 1140461666 in words is "one billion, one hundred forty million, four hundred sixty-one thousand, six hundred sixty-six".