1166032513 has 4 divisors (see below), whose sum is σ = 1170335488. Its totient is φ = 1161729540.

The previous prime is 1166032501. The next prime is 1166032547. The reversal of 1166032513 is 3152306611.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1166032513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1166032583) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2151081 + ... + 2151622.

It is an arithmetic number, because the mean of its divisors is an integer number (292583872).

Almost surely, 2^1166032513 is an apocalyptic number.

It is an amenable number.

1166032513 is a deficient number, since it is larger than the sum of its proper divisors (4302975).

1166032513 is an equidigital number, since it uses as much as digits as its factorization.

1166032513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4302974.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 1166032513 is about 34147.2182322367. The cubic root of 1166032513 is about 1052.5358249156.

The spelling of 1166032513 in words is "one billion, one hundred sixty-six million, thirty-two thousand, five hundred thirteen".