541131542639 has 2 divisors, whose sum is σ = 541131542640. Its totient is φ = 541131542638.

The previous prime is 541131542509. The next prime is 541131542641. The reversal of 541131542639 is 936245131145.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 541131542639 - 2¹² = 541131538543 is a prime.

Together with 541131542641, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 541131542639.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (541131512639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270565771319 + 270565771320.

It is an arithmetic number, because the mean of its divisors is an integer number (270565771320).

Almost surely, 2^541131542639 is an apocalyptic number.

541131542639 is a deficient number, since it is larger than the sum of its proper divisors (1).

541131542639 is an equidigital number, since it uses as much as digits as its factorization.

541131542639 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 388800, while the sum is 44.

The spelling of 541131542639 in words is "five hundred forty-one billion, one hundred thirty-one million, five hundred forty-two thousand, six hundred thirty-nine".