14109172191157 has 2 divisors, whose sum is σ = 14109172191158. Its totient is φ = 14109172191156.

The previous prime is 14109172191151. The next prime is 14109172191187. The reversal of 14109172191157 is 75119127190141.

14109172191157 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8622292267876 + 5486879923281 = 2936374^2 + 2342409^2 .

It is a cyclic number.

It is not a de Polignac number, because 14109172191157 - 2³¹ = 14107024707509 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 14109172191157.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14109172191151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7054586095578 + 7054586095579.

It is an arithmetic number, because the mean of its divisors is an integer number (7054586095579).

Almost surely, 2^{14109172191157} is an apocalyptic number.

It is an amenable number.

14109172191157 is a deficient number, since it is larger than the sum of its proper divisors (1).

14109172191157 is an equidigital number, since it uses as much as digits as its factorization.

14109172191157 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 158760, while the sum is 49.

The spelling of 14109172191157 in words is "fourteen trillion, one hundred nine billion, one hundred seventy-two million, one hundred ninety-one thousand, one hundred fifty-seven".