14506231391 has 2 divisors, whose sum is σ = 14506231392. Its totient is φ = 14506231390.

The previous prime is 14506231379. The next prime is 14506231429. The reversal of 14506231391 is 19313260541.

14506231391 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14506231391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14506231351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7253115695 + 7253115696.

It is an arithmetic number, because the mean of its divisors is an integer number (7253115696).

Almost surely, 2^14506231391 is an apocalyptic number.

14506231391 is a deficient number, since it is larger than the sum of its proper divisors (1).

14506231391 is an equidigital number, since it uses as much as digits as its factorization.

14506231391 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19440, while the sum is 35.

The spelling of 14506231391 in words is "fourteen billion, five hundred six million, two hundred thirty-one thousand, three hundred ninety-one".