1167486645 has 48 divisors (see below), whose sum is σ = 2141785152. Its totient is φ = 540933120.

The previous prime is 1167486637. The next prime is 1167486689. The reversal of 1167486645 is 5466847611.

It is a happy number.

It is not a de Polignac number, because 1167486645 - 2³ = 1167486637 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1167486594 and 1167486603.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 29550 + ... + 56640.

It is an arithmetic number, because the mean of its divisors is an integer number (44620524).

Almost surely, 2^1167486645 is an apocalyptic number.

1167486645 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1167486645 is a deficient number, since it is larger than the sum of its proper divisors (974298507).

1167486645 is a wasteful number, since it uses less digits than its factorization.

1167486645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27142 (or 27129 counting only the distinct ones).

The product of its digits is 967680, while the sum is 48.

The square root of 1167486645 is about 34168.5036985818. The cubic root of 1167486645 is about 1052.9731741375.

The spelling of 1167486645 in words is "one billion, one hundred sixty-seven million, four hundred eighty-six thousand, six hundred forty-five".