14403540439 has 2 divisors, whose sum is σ = 14403540440. Its totient is φ = 14403540438.

The previous prime is 14403540421. The next prime is 14403540469. The reversal of 14403540439 is 93404530441.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 14403540439 - 2¹⁹ = 14403016151 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 14403540398 and 14403540407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14403540409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7201770219 + 7201770220.

It is an arithmetic number, because the mean of its divisors is an integer number (7201770220).

Almost surely, 2^14403540439 is an apocalyptic number.

14403540439 is a deficient number, since it is larger than the sum of its proper divisors (1).

14403540439 is an equidigital number, since it uses as much as digits as its factorization.

14403540439 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 103680, while the sum is 37.

The spelling of 14403540439 in words is "fourteen billion, four hundred three million, five hundred forty thousand, four hundred thirty-nine".