1366923056 has 20 divisors (see below), whose sum is σ = 2664277392. Its totient is φ = 679367616.

The previous prime is 1366923011. The next prime is 1366923059. The reversal of 1366923056 is 6503296631.

It is not an unprimeable number, because it can be changed into a prime (1366923059) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 253115 + ... + 258458.

Almost surely, 2^1366923056 is an apocalyptic number.

1366923056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1366923056 is a deficient number, since it is larger than the sum of its proper divisors (1297354336).

1366923056 is a wasteful number, since it uses less digits than its factorization.

1366923056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511748 (or 511742 counting only the distinct ones).

The product of its (nonzero) digits is 174960, while the sum is 41.

The square root of 1366923056 is about 36971.9225358920. The cubic root of 1366923056 is about 1109.8084391989.

The spelling of 1366923056 in words is "one billion, three hundred sixty-six million, nine hundred twenty-three thousand, fifty-six".