14431014661 has 4 divisors (see below), whose sum is σ = 16492588192. Its totient is φ = 12369441132.

The previous prime is 14431014643. The next prime is 14431014667. The reversal of 14431014661 is 16641013441.

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.

It is a cyclic number.

It is not a de Polignac number, because 14431014661 - 2¹⁷ = 14430883589 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 (14431014667) 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, 1030786755 + ... + 1030786768.

It is an arithmetic number, because the mean of its divisors is an integer number (4123147048).

Almost surely, 2^14431014661 is an apocalyptic number.

It is an amenable number.

14431014661 is a deficient number, since it is larger than the sum of its proper divisors (2061573531).

14431014661 is an equidigital number, since it uses as much as digits as its factorization.

14431014661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2061573530.

The product of its (nonzero) digits is 6912, while the sum is 31.

The spelling of 14431014661 in words is "fourteen billion, four hundred thirty-one million, fourteen thousand, six hundred sixty-one".