343112521534 has 8 divisors (see below), whose sum is σ = 544943416608. Its totient is φ = 161464716000.

The previous prime is 343112521523. The next prime is 343112521547. The reversal of 343112521534 is 435125211343.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×343112521534² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (34), and also a Moran number because the ratio is a prime number: 10091544751 = 343112521534 / (3 + 4 + 3 + 1 + 1 + 2 + 5 + 2 + 1 + 5 + 3 + 4).

It is a self number, because there is not a number n which added to its sum of digits gives 343112521534.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5045772342 + ... + 5045772409.

It is an arithmetic number, because the mean of its divisors is an integer number (68117927076).

Almost surely, 2^343112521534 is an apocalyptic number.

343112521534 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

343112521534 is a deficient number, since it is larger than the sum of its proper divisors (201830895074).

343112521534 is a wasteful number, since it uses less digits than its factorization.

343112521534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10091544770.

The product of its digits is 43200, while the sum is 34.

Adding to 343112521534 its reverse (435125211343), we get a palindrome (778237732877).

The spelling of 343112521534 in words is "three hundred forty-three billion, one hundred twelve million, five hundred twenty-one thousand, five hundred thirty-four".