1166748567 has 8 divisors (see below), whose sum is σ = 1556653824. Its totient is φ = 777337848.

The previous prime is 1166748559. The next prime is 1166748589. The reversal of 1166748567 is 7658476611.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1166748567 - 2³ = 1166748559 is a prime.

It is a super-2 number, since 2×1166748567² = 2722604437193106978, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1166744567) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118093 + ... + 127590.

It is an arithmetic number, because the mean of its divisors is an integer number (194581728).

Almost surely, 2^1166748567 is an apocalyptic number.

1166748567 is a deficient number, since it is larger than the sum of its proper divisors (389905257).

1166748567 is a wasteful number, since it uses less digits than its factorization.

1166748567 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247269.

The product of its digits is 1693440, while the sum is 51.

The square root of 1166748567 is about 34157.7014302778. The cubic root of 1166748567 is about 1052.7512329357.

The spelling of 1166748567 in words is "one billion, one hundred sixty-six million, seven hundred forty-eight thousand, five hundred sixty-seven".