14503091857 has 2 divisors, whose sum is σ = 14503091858. Its totient is φ = 14503091856.

The previous prime is 14503091849. The next prime is 14503091923. The reversal of 14503091857 is 75819030541.

14503091857 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 can be written as a sum of positive squares in only one way, i.e., 10722809601 + 3780282256 = 103551^2 + 61484^2 .

It is a cyclic number.

It is not a de Polignac number, because 14503091857 - 2³ = 14503091849 is a prime.

It is not a weakly prime, because it can be changed into another prime (14503094857) 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, 7251545928 + 7251545929.

It is an arithmetic number, because the mean of its divisors is an integer number (7251545929).

Almost surely, 2^14503091857 is an apocalyptic number.

It is an amenable number.

14503091857 is a deficient number, since it is larger than the sum of its proper divisors (1).

14503091857 is an equidigital number, since it uses as much as digits as its factorization.

14503091857 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 151200, while the sum is 43.

The spelling of 14503091857 in words is "fourteen billion, five hundred three million, ninety-one thousand, eight hundred fifty-seven".