1366013782 has 16 divisors (see below), whose sum is σ = 2347925760. Its totient is φ = 583887528.

The previous prime is 1366013773. The next prime is 1366013807. The reversal of 1366013782 is 2873106631.

It is a super-2 number, since 2×1366013782² = 3731987305227887048, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 123418 + ... + 134029.

It is an arithmetic number, because the mean of its divisors is an integer number (146745360).

Almost surely, 2^1366013782 is an apocalyptic number.

1366013782 is a deficient number, since it is larger than the sum of its proper divisors (981911978).

1366013782 is a wasteful number, since it uses less digits than its factorization.

1366013782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257835.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 1366013782 is about 36959.6236723265. The cubic root of 1366013782 is about 1109.5623039606.

The spelling of 1366013782 in words is "one billion, three hundred sixty-six million, thirteen thousand, seven hundred eighty-two".