14543103431 has 2 divisors, whose sum is σ = 14543103432. Its totient is φ = 14543103430.

The previous prime is 14543103409. The next prime is 14543103479. The reversal of 14543103431 is 13430134541.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 14543103431 - 2²² = 14538909127 is a prime.

It is a super-2 number, since 2×14543103431² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 14543103394 and 14543103403.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14543108431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7271551715 + 7271551716.

It is an arithmetic number, because the mean of its divisors is an integer number (7271551716).

Almost surely, 2^14543103431 is an apocalyptic number.

14543103431 is a deficient number, since it is larger than the sum of its proper divisors (1).

14543103431 is an equidigital number, since it uses as much as digits as its factorization.

14543103431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 29.

Adding to 14543103431 its reverse (13430134541), we get a palindrome (27973237972).

The spelling of 14543103431 in words is "fourteen billion, five hundred forty-three million, one hundred three thousand, four hundred thirty-one".