1366113545 has 8 divisors (see below), whose sum is σ = 1651130880. Its totient is φ = 1085027760.

The previous prime is 1366113521. The next prime is 1366113559. The reversal of 1366113545 is 5453116631.

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

It is not a de Polignac number, because 1366113545 - 2⁸ = 1366113289 is a prime.

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, 982121 + ... + 983510.

It is an arithmetic number, because the mean of its divisors is an integer number (206391360).

Almost surely, 2^1366113545 is an apocalyptic number.

It is an amenable number.

1366113545 is a deficient number, since it is larger than the sum of its proper divisors (285017335).

1366113545 is a wasteful number, since it uses less digits than its factorization.

1366113545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1965775.

The product of its digits is 32400, while the sum is 35.

The square root of 1366113545 is about 36960.9732691118. The cubic root of 1366113545 is about 1109.5893145640.

The spelling of 1366113545 in words is "one billion, three hundred sixty-six million, one hundred thirteen thousand, five hundred forty-five".