14145425557 has 2 divisors, whose sum is σ = 14145425558. Its totient is φ = 14145425556.

The previous prime is 14145425551. The next prime is 14145425597. The reversal of 14145425557 is 75552454141.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13398988516 + 746437041 = 115754^2 + 27321^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14145425557 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14145425551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7072712778 + 7072712779.

It is an arithmetic number, because the mean of its divisors is an integer number (7072712779).

Almost surely, 2^14145425557 is an apocalyptic number.

It is an amenable number.

14145425557 is a deficient number, since it is larger than the sum of its proper divisors (1).

14145425557 is an equidigital number, since it uses as much as digits as its factorization.

14145425557 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 560000, while the sum is 43.

Adding to 14145425557 its reverse (75552454141), we get a palindrome (89697879698).

The spelling of 14145425557 in words is "fourteen billion, one hundred forty-five million, four hundred twenty-five thousand, five hundred fifty-seven".