1166743968 has 48 divisors (see below), whose sum is σ = 3298298976. Its totient is φ = 358997760.

The previous prime is 1166743891. The next prime is 1166743973. The reversal of 1166743968 is 8693476611.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×1166743968² = 2722582973728770048, which contains 22 as substring.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 1166743968.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 466198 + ... + 468693.

It is an arithmetic number, because the mean of its divisors is an integer number (68714562).

Almost surely, 2^1166743968 is an apocalyptic number.

It is an amenable number.

1166743968 is an abundant number, since it is smaller than the sum of its proper divisors (2131555008).

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

1166743968 is a wasteful number, since it uses less digits than its factorization.

1166743968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 934917 (or 934909 counting only the distinct ones).

The product of its digits is 1306368, while the sum is 51.

The square root of 1166743968 is about 34157.6341101078. The cubic root of 1166743968 is about 1052.7498497158.

The spelling of 1166743968 in words is "one billion, one hundred sixty-six million, seven hundred forty-three thousand, nine hundred sixty-eight".