14201101661 has 4 divisors (see below), whose sum is σ = 14303268000. Its totient is φ = 14098935324.

The previous prime is 14201101633. The next prime is 14201101687. The reversal of 14201101661 is 16610110241.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 16610110241 = 1069 ⋅15537989.

It is a cyclic number.

It is not a de Polignac number, because 14201101661 - 2⁶ = 14201101597 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14201101561) 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, 51082961 + ... + 51083238.

It is an arithmetic number, because the mean of its divisors is an integer number (3575817000).

Almost surely, 2^14201101661 is an apocalyptic number.

It is an amenable number.

14201101661 is a deficient number, since it is larger than the sum of its proper divisors (102166339).

14201101661 is a wasteful number, since it uses less digits than its factorization.

14201101661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102166338.

The product of its (nonzero) digits is 288, while the sum is 23.

The spelling of 14201101661 in words is "fourteen billion, two hundred one million, one hundred one thousand, six hundred sixty-one".