12417145143 has 16 divisors (see below), whose sum is σ = 17835732096. Its totient is φ = 7638755040.

The previous prime is 12417145141. The next prime is 12417145157. The reversal of 12417145143 is 34154171421.

It is a happy number.

It is not a de Polignac number, because 12417145143 - 2¹ = 12417145141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12417145141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67708 + ... + 171518.

It is an arithmetic number, because the mean of its divisors is an integer number (1114733256).

Almost surely, 2^12417145143 is an apocalyptic number.

12417145143 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

12417145143 is a deficient number, since it is larger than the sum of its proper divisors (5418586953).

12417145143 is a wasteful number, since it uses less digits than its factorization.

12417145143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106894.

The product of its digits is 13440, while the sum is 33.

The spelling of 12417145143 in words is "twelve billion, four hundred seventeen million, one hundred forty-five thousand, one hundred forty-three".