1366056601 has 16 divisors (see below), whose sum is σ = 1682553600. Its totient is φ = 1080030528.

The previous prime is 1366056583. The next prime is 1366056611. The reversal of 1366056601 is 1066506631.

It is a cyclic number.

It is not a de Polignac number, because 1366056601 - 2⁵ = 1366056569 is a prime.

It is a super-2 number, since 2×1366056601² = 3732221274271346402, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1366056611) 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, 137055 + ... + 146683.

It is an arithmetic number, because the mean of its divisors is an integer number (105159600).

Almost surely, 2^1366056601 is an apocalyptic number.

It is an amenable number.

1366056601 is a deficient number, since it is larger than the sum of its proper divisors (316496999).

1366056601 is a wasteful number, since it uses less digits than its factorization.

1366056601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11208.

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 1366056601 is about 36960.2029350489. The cubic root of 1366056601 is about 1109.5738972677.

The spelling of 1366056601 in words is "one billion, three hundred sixty-six million, fifty-six thousand, six hundred one".