14001431243 has 4 divisors (see below), whose sum is σ = 14342929608. Its totient is φ = 13659932880.

The previous prime is 14001431233. The next prime is 14001431261. The reversal of 14001431243 is 34213410041.

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

It is a cyclic number.

It is not a de Polignac number, because 14001431243 - 2¹⁴ = 14001414859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14001431233) 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, 170749121 + ... + 170749202.

It is an arithmetic number, because the mean of its divisors is an integer number (3585732402).

Almost surely, 2^14001431243 is an apocalyptic number.

14001431243 is a deficient number, since it is larger than the sum of its proper divisors (341498365).

14001431243 is an equidigital number, since it uses as much as digits as its factorization.

14001431243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341498364.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 14001431243 its reverse (34213410041), we get a palindrome (48214841284).

The spelling of 14001431243 in words is "fourteen billion, one million, four hundred thirty-one thousand, two hundred forty-three".