13415402143 has 32 divisors (see below), whose sum is σ = 16800537600. Its totient is φ = 10530000000.

The previous prime is 13415402141. The next prime is 13415402153. The reversal of 13415402143 is 34120451431.

It is not a de Polignac number, because 13415402143 - 2¹ = 13415402141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13415402141) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 183393 + ... + 245893.

It is an arithmetic number, because the mean of its divisors is an integer number (525016800).

Almost surely, 2^13415402143 is an apocalyptic number.

13415402143 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

13415402143 is a deficient number, since it is larger than the sum of its proper divisors (3385135457).

13415402143 is a wasteful number, since it uses less digits than its factorization.

13415402143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62623.

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 13415402143 its reverse (34120451431), we get a palindrome (47535853574).

The spelling of 13415402143 in words is "thirteen billion, four hundred fifteen million, four hundred two thousand, one hundred forty-three".