15413402121343 has 16 divisors (see below), whose sum is σ = 16274179152000. Its totient is φ = 14557608744480.

The previous prime is 15413402121311. The next prime is 15413402121407. The reversal of 15413402121343 is 34312120431451.

It is not a de Polignac number, because 15413402121343 - 2⁵ = 15413402121311 is a prime.

It is a super-2 number, since 2×15413402121343² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 15413402121299 and 15413402121308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15413408121343) 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, 18724908 + ... + 19530718.

It is an arithmetic number, because the mean of its divisors is an integer number (1017136197000).

Almost surely, 2^{15413402121343} is an apocalyptic number.

15413402121343 is a deficient number, since it is larger than the sum of its proper divisors (860777030657).

15413402121343 is a wasteful number, since it uses less digits than its factorization.

15413402121343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 808902.

The product of its (nonzero) digits is 34560, while the sum is 34.

Adding to 15413402121343 its reverse (34312120431451), we get a palindrome (49725522552794).

The spelling of 15413402121343 in words is "fifteen trillion, four hundred thirteen billion, four hundred two million, one hundred twenty-one thousand, three hundred forty-three".