14115518077 has 2 divisors, whose sum is σ = 14115518078. Its totient is φ = 14115518076.

The previous prime is 14115518041. The next prime is 14115518107. The reversal of 14115518077 is 77081551141.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14110826521 + 4691556 = 118789^2 + 2166^2 .

It is a cyclic number.

It is not a de Polignac number, because 14115518077 - 2¹¹ = 14115516029 is a prime.

It is a super-2 number, since 2×14115518077² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14115518177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7057759038 + 7057759039.

It is an arithmetic number, because the mean of its divisors is an integer number (7057759039).

Almost surely, 2^14115518077 is an apocalyptic number.

It is an amenable number.

14115518077 is a deficient number, since it is larger than the sum of its proper divisors (1).

14115518077 is an equidigital number, since it uses as much as digits as its factorization.

14115518077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 39200, while the sum is 40.

The spelling of 14115518077 in words is "fourteen billion, one hundred fifteen million, five hundred eighteen thousand, seventy-seven".