14111151543121 has 12 divisors (see below), whose sum is σ = 14484898398096. Its totient is φ = 13746819368480.

The previous prime is 14111151543107. The next prime is 14111151543131. The reversal of 14111151543121 is 12134515111141.

It is a happy number.

It is not a de Polignac number, because 14111151543121 - 2²⁷ = 14111017325393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14111151543131) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4997191 + ... + 7293436.

It is an arithmetic number, because the mean of its divisors is an integer number (1207074866508).

Almost surely, 2^{14111151543121} is an apocalyptic number.

It is an amenable number.

14111151543121 is a deficient number, since it is larger than the sum of its proper divisors (373746854975).

14111151543121 is an equidigital number, since it uses as much as digits as its factorization.

14111151543121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12291392 (or 12291351 counting only the distinct ones).

The product of its digits is 2400, while the sum is 31.

Adding to 14111151543121 its reverse (12134515111141), we get a palindrome (26245666654262).

The spelling of 14111151543121 in words is "fourteen trillion, one hundred eleven billion, one hundred fifty-one million, five hundred forty-three thousand, one hundred twenty-one".