1366165045 has 8 divisors (see below), whose sum is σ = 1873597824. Its totient is φ = 936798864.

The previous prime is 1366165019. The next prime is 1366165051. The reversal of 1366165045 is 5405616631.

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

It is a cyclic number.

It is not a de Polignac number, because 1366165045 - 2⁹ = 1366164533 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1366164995 and 1366165013.

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, 19516609 + ... + 19516678.

It is an arithmetic number, because the mean of its divisors is an integer number (234199728).

Almost surely, 2^1366165045 is an apocalyptic number.

It is an amenable number.

1366165045 is a deficient number, since it is larger than the sum of its proper divisors (507432779).

1366165045 is an equidigital number, since it uses as much as digits as its factorization.

1366165045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39033299.

The product of its (nonzero) digits is 64800, while the sum is 37.

The square root of 1366165045 is about 36961.6699433345. The cubic root of 1366165045 is about 1109.6032575563.

The spelling of 1366165045 in words is "one billion, three hundred sixty-six million, one hundred sixty-five thousand, forty-five".