14431462261 has 4 divisors (see below), whose sum is σ = 14514881292. Its totient is φ = 14348043232.

The previous prime is 14431462249. The next prime is 14431462267. The reversal of 14431462261 is 16226413441.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 10838059236 + 3593403025 = 104106^2 + 59945^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14431462261 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 (14431462267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41709256 + ... + 41709601.

It is an arithmetic number, because the mean of its divisors is an integer number (3628720323).

Almost surely, 2^14431462261 is an apocalyptic number.

It is an amenable number.

14431462261 is a deficient number, since it is larger than the sum of its proper divisors (83419031).

14431462261 is an equidigital number, since it uses as much as digits as its factorization.

14431462261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83419030.

The product of its digits is 27648, while the sum is 34.

The spelling of 14431462261 in words is "fourteen billion, four hundred thirty-one million, four hundred sixty-two thousand, two hundred sixty-one".