14365821157 has 2 divisors, whose sum is σ = 14365821158. Its totient is φ = 14365821156.

The previous prime is 14365821133. The next prime is 14365821181. The reversal of 14365821157 is 75112856341.

It is a balanced prime because it is at equal distance from previous prime (14365821133) and next prime (14365821181).

It can be written as a sum of positive squares in only one way, i.e., 14361385921 + 4435236 = 119839^2 + 2106^2 .

It is a cyclic number.

It is not a de Polignac number, because 14365821157 - 2¹¹ = 14365819109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14365821257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7182910578 + 7182910579.

It is an arithmetic number, because the mean of its divisors is an integer number (7182910579).

Almost surely, 2^14365821157 is an apocalyptic number.

It is an amenable number.

14365821157 is a deficient number, since it is larger than the sum of its proper divisors (1).

14365821157 is an equidigital number, since it uses as much as digits as its factorization.

14365821157 is an evil number, because the sum of its binary digits is even.

The product of its digits is 201600, while the sum is 43.

The spelling of 14365821157 in words is "fourteen billion, three hundred sixty-five million, eight hundred twenty-one thousand, one hundred fifty-seven".