1166405674 has 32 divisors (see below), whose sum is σ = 2055974400. Its totient is φ = 485927808.

The previous prime is 1166405663. The next prime is 1166405699. The reversal of 1166405674 is 4765046611.

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, 92094 + ... + 103990.

It is an arithmetic number, because the mean of its divisors is an integer number (64249200).

Almost surely, 2^1166405674 is an apocalyptic number.

1166405674 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1166405674 is a deficient number, since it is larger than the sum of its proper divisors (889568726).

1166405674 is a wasteful number, since it uses less digits than its factorization.

1166405674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12102.

The product of its (nonzero) digits is 120960, while the sum is 40.

The square root of 1166405674 is about 34152.6817980668. The cubic root of 1166405674 is about 1052.6480926342.

The spelling of 1166405674 in words is "one billion, one hundred sixty-six million, four hundred five thousand, six hundred seventy-four".