1136666671 has 16 divisors (see below), whose sum is σ = 1337990400. Its totient is φ = 965149080.

The previous prime is 1136666651. The next prime is 1136666689. The reversal of 1136666671 is 1766666311.

It is a de Polignac number, because none of the positive numbers 2^k-1136666671 is a prime.

It is a super-2 number, since 2×1136666671² = 2584022241924444482, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1136666651) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21216 + ... + 52186.

It is an arithmetic number, because the mean of its divisors is an integer number (83624400).

Almost surely, 2^1136666671 is an apocalyptic number.

1136666671 is a deficient number, since it is larger than the sum of its proper divisors (201323729).

1136666671 is an equidigital number, since it uses as much as digits as its factorization.

1136666671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31099 (or 31085 counting only the distinct ones).

The product of its digits is 163296, while the sum is 43.

The square root of 1136666671 is about 33714.4875535726. The cubic root of 1136666671 is about 1043.6247626949.

The spelling of 1136666671 in words is "one billion, one hundred thirty-six million, six hundred sixty-six thousand, six hundred seventy-one".