61042325304437 has 2 divisors, whose sum is σ = 61042325304438. Its totient is φ = 61042325304436.

The previous prime is 61042325304397. The next prime is 61042325304439. The reversal of 61042325304437 is 73440352324016.

61042325304437 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 58418414521636 + 2623910782801 = 7643194^2 + 1619849^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-61042325304437 is a prime.

Together with 61042325304439, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61042325304439) 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, 30521162652218 + 30521162652219.

It is an arithmetic number, because the mean of its divisors is an integer number (30521162652219).

Almost surely, 2^{61042325304437} is an apocalyptic number.

It is an amenable number.

61042325304437 is a deficient number, since it is larger than the sum of its proper divisors (1).

61042325304437 is an equidigital number, since it uses as much as digits as its factorization.

61042325304437 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1451520, while the sum is 44.

The spelling of 61042325304437 in words is "sixty-one trillion, forty-two billion, three hundred twenty-five million, three hundred four thousand, four hundred thirty-seven".