342541145197 has 4 divisors (see below), whose sum is σ = 342542709180. Its totient is φ = 342539581216.

The previous prime is 342541145161. The next prime is 342541145203. The reversal of 342541145197 is 791541145243.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 189373799241 + 153167345956 = 435171^2 + 391366^2 .

It is a cyclic number.

It is not a de Polignac number, because 342541145197 - 2¹¹ = 342541143149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342541145497) 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, 386938 + ... + 913675.

It is an arithmetic number, because the mean of its divisors is an integer number (85635677295).

Almost surely, 2^342541145197 is an apocalyptic number.

It is an amenable number.

342541145197 is a deficient number, since it is larger than the sum of its proper divisors (1563983).

342541145197 is a wasteful number, since it uses less digits than its factorization.

342541145197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1563982.

The product of its digits is 604800, while the sum is 46.

Adding to 342541145197 its sum of digits (46), we get a palindrome (342541145243).

The spelling of 342541145197 in words is "three hundred forty-two billion, five hundred forty-one million, one hundred forty-five thousand, one hundred ninety-seven".