1166745850 has 24 divisors (see below), whose sum is σ = 2183476320. Its totient is φ = 463831920.

The previous prime is 1166745823. The next prime is 1166745859. The reversal of 1166745850 is 585476611.

It is a super-2 number, since 2×1166745850² = 2722591756984445000, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1166745797 and 1166745806.

It is not an unprimeable number, because it can be changed into a prime (1166745859) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 63430 + ... + 79729.

It is an arithmetic number, because the mean of its divisors is an integer number (90978180).

Almost surely, 2^1166745850 is an apocalyptic number.

1166745850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1166745850 is a deficient number, since it is larger than the sum of its proper divisors (1016730470).

1166745850 is a wasteful number, since it uses less digits than its factorization.

1166745850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143334 (or 143329 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 43.

The square root of 1166745850 is about 34157.6616588431. The cubic root of 1166745850 is about 1052.7504157567.

The spelling of 1166745850 in words is "one billion, one hundred sixty-six million, seven hundred forty-five thousand, eight hundred fifty".