2742539534197 has 2 divisors, whose sum is σ = 2742539534198. Its totient is φ = 2742539534196.

The previous prime is 2742539534177. The next prime is 2742539534213. The reversal of 2742539534197 is 7914359352472.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1386802995876 + 1355736538321 = 1177626^2 + 1164361^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2742539534197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2742539534117) by changing a digit.

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 as a sum of consecutive naturals, namely, 1371269767098 + 1371269767099.

It is an arithmetic number, because the mean of its divisors is an integer number (1371269767099).

Almost surely, 2^{2742539534197} is an apocalyptic number.

It is an amenable number.

2742539534197 is a deficient number, since it is larger than the sum of its proper divisors (1).

2742539534197 is an equidigital number, since it uses as much as digits as its factorization.

2742539534197 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 57153600, while the sum is 61.

The spelling of 2742539534197 in words is "two trillion, seven hundred forty-two billion, five hundred thirty-nine million, five hundred thirty-four thousand, one hundred ninety-seven".