345703307543 has 16 divisors (see below), whose sum is σ = 399547178496. Its totient is φ = 295616979840.

The previous prime is 345703307539. The next prime is 345703307597.

345703307543 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 345703307543 - 2² = 345703307539 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 345703307494 and 345703307503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345703307513) 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, 214271 + ... + 858672.

It is an arithmetic number, because the mean of its divisors is an integer number (24971698656).

Almost surely, 2^345703307543 is an apocalyptic number.

345703307543 is a deficient number, since it is larger than the sum of its proper divisors (53843870953).

345703307543 is a wasteful number, since it uses less digits than its factorization.

345703307543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1074694.

The product of its (nonzero) digits is 1587600, while the sum is 44.

The spelling of 345703307543 in words is "three hundred forty-five billion, seven hundred three million, three hundred seven thousand, five hundred forty-three".