14352321257 has 2 divisors, whose sum is σ = 14352321258. Its totient is φ = 14352321256.

The previous prime is 14352321233. The next prime is 14352321271. The reversal of 14352321257 is 75212325341.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13966748761 + 385572496 = 118181^2 + 19636^2 .

It is a cyclic number.

It is not a de Polignac number, because 14352321257 - 2¹⁰ = 14352320233 is a prime.

It is not a weakly prime, because it can be changed into another prime (14352321457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7176160628 + 7176160629.

It is an arithmetic number, because the mean of its divisors is an integer number (7176160629).

Almost surely, 2^14352321257 is an apocalyptic number.

It is an amenable number.

14352321257 is a deficient number, since it is larger than the sum of its proper divisors (1).

14352321257 is an equidigital number, since it uses as much as digits as its factorization.

14352321257 is an evil number, because the sum of its binary digits is even.

The product of its digits is 50400, while the sum is 35.

Adding to 14352321257 its reverse (75212325341), we get a palindrome (89564646598).

The spelling of 14352321257 in words is "fourteen billion, three hundred fifty-two million, three hundred twenty-one thousand, two hundred fifty-seven".