13140222157 has 2 divisors, whose sum is σ = 13140222158. Its totient is φ = 13140222156.

The previous prime is 13140222127. The next prime is 13140222181. The reversal of 13140222157 is 75122204131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13128347241 + 11874916 = 114579^2 + 3446^2 .

It is a cyclic number.

It is not a de Polignac number, because 13140222157 - 2¹¹ = 13140220109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13140222127) 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, 6570111078 + 6570111079.

It is an arithmetic number, because the mean of its divisors is an integer number (6570111079).

Almost surely, 2^13140222157 is an apocalyptic number.

It is an amenable number.

13140222157 is a deficient number, since it is larger than the sum of its proper divisors (1).

13140222157 is an equidigital number, since it uses as much as digits as its factorization.

13140222157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3360, while the sum is 28.

Adding to 13140222157 its reverse (75122204131), we get a palindrome (88262426288).

The spelling of 13140222157 in words is "thirteen billion, one hundred forty million, two hundred twenty-two thousand, one hundred fifty-seven".