345140254103 has 4 divisors (see below), whose sum is σ = 345178178208. Its totient is φ = 345102330000.

The previous prime is 345140254031. The next prime is 345140254141. The reversal of 345140254103 is 301452041543.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 301452041543 = 701 ⋅430031443.

It is a cyclic number.

It is not a de Polignac number, because 345140254103 - 2¹⁶ = 345140188567 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 345140254103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345140254603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18948398 + ... + 18966603.

It is an arithmetic number, because the mean of its divisors is an integer number (86294544552).

Almost surely, 2^345140254103 is an apocalyptic number.

345140254103 is a deficient number, since it is larger than the sum of its proper divisors (37924105).

345140254103 is an equidigital number, since it uses as much as digits as its factorization.

345140254103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37924104.

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 345140254103 its reverse (301452041543), we get a palindrome (646592295646).

The spelling of 345140254103 in words is "three hundred forty-five billion, one hundred forty million, two hundred fifty-four thousand, one hundred three".