25154114317 has 2 divisors, whose sum is σ = 25154114318. Its totient is φ = 25154114316.

The previous prime is 25154114261. The next prime is 25154114423. The reversal of 25154114317 is 71341145152.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20764521801 + 4389592516 = 144099^2 + 66254^2 .

It is a cyclic number.

It is not a de Polignac number, because 25154114317 - 2⁷ = 25154114189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25154111317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12577057158 + 12577057159.

It is an arithmetic number, because the mean of its divisors is an integer number (12577057159).

Almost surely, 2^25154114317 is an apocalyptic number.

It is an amenable number.

25154114317 is a deficient number, since it is larger than the sum of its proper divisors (1).

25154114317 is an equidigital number, since it uses as much as digits as its factorization.

25154114317 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16800, while the sum is 34.

Adding to 25154114317 its reverse (71341145152), we get a palindrome (96495259469).

The spelling of 25154114317 in words is "twenty-five billion, one hundred fifty-four million, one hundred fourteen thousand, three hundred seventeen".