14430072857 has 2 divisors, whose sum is σ = 14430072858. Its totient is φ = 14430072856.

The previous prime is 14430072847. The next prime is 14430072859. The reversal of 14430072857 is 75827003441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13480138816 + 949934041 = 116104^2 + 30821^2 .

It is a cyclic number.

It is not a de Polignac number, because 14430072857 - 2¹⁶ = 14430007321 is a prime.

Together with 14430072859, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (14430072859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7215036428 + 7215036429.

It is an arithmetic number, because the mean of its divisors is an integer number (7215036429).

Almost surely, 2^14430072857 is an apocalyptic number.

It is an amenable number.

14430072857 is a deficient number, since it is larger than the sum of its proper divisors (1).

14430072857 is an equidigital number, since it uses as much as digits as its factorization.

14430072857 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 188160, while the sum is 41.

The spelling of 14430072857 in words is "fourteen billion, four hundred thirty million, seventy-two thousand, eight hundred fifty-seven".