1166306613 has 8 divisors (see below), whose sum is σ = 1555332000. Its totient is φ = 777409488.

The previous prime is 1166306597. The next prime is 1166306627. The reversal of 1166306613 is 3166036611.

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

It is not a de Polignac number, because 1166306613 - 2⁴ = 1166306597 is a prime.

It is a super-2 number, since 2×1166306613² = 2720542231055063538, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1166306693) 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, 8338 + ... + 49011.

It is an arithmetic number, because the mean of its divisors is an integer number (194416500).

Almost surely, 2^1166306613 is an apocalyptic number.

It is an amenable number.

1166306613 is a deficient number, since it is larger than the sum of its proper divisors (389025387).

1166306613 is an equidigital number, since it uses as much as digits as its factorization.

1166306613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64131.

The product of its (nonzero) digits is 11664, while the sum is 33.

The square root of 1166306613 is about 34151.2315004891. The cubic root of 1166306613 is about 1052.6182918747.

The spelling of 1166306613 in words is "one billion, one hundred sixty-six million, three hundred six thousand, six hundred thirteen".