1366992201 has 8 divisors (see below), whose sum is σ = 1823253120. Its totient is φ = 911029712.

The previous prime is 1366992199. The next prime is 1366992203. The reversal of 1366992201 is 1022996631.

It is an interprime number because it is at equal distance from previous prime (1366992199) and next prime (1366992203).

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 1366992201 - 2¹ = 1366992199 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1366992201.

It is not an unprimeable number, because it can be changed into a prime (1366992203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63690 + ... + 82403.

It is an arithmetic number, because the mean of its divisors is an integer number (227906640).

Almost surely, 2^1366992201 is an apocalyptic number.

It is an amenable number.

1366992201 is a deficient number, since it is larger than the sum of its proper divisors (456260919).

1366992201 is a wasteful number, since it uses less digits than its factorization.

1366992201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149215.

The product of its (nonzero) digits is 34992, while the sum is 39.

The square root of 1366992201 is about 36972.8576255609. The cubic root of 1366992201 is about 1109.8271518861.

The spelling of 1366992201 in words is "one billion, three hundred sixty-six million, nine hundred ninety-two thousand, two hundred one".