634426241362141 has 2 divisors, whose sum is σ = 634426241362142. Its totient is φ = 634426241362140.

The previous prime is 634426241362093. The next prime is 634426241362163. The reversal of 634426241362141 is 141263142624436.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 366873647370916 + 267552593991225 = 19153946^2 + 16357035^2 .

It is a cyclic number.

It is not a de Polignac number, because 634426241362141 - 2²¹ = 634426239264989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (634426241362541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 317213120681070 + 317213120681071.

It is an arithmetic number, because the mean of its divisors is an integer number (317213120681071).

Almost surely, 2^{634426241362141} is an apocalyptic number.

It is an amenable number.

634426241362141 is a deficient number, since it is larger than the sum of its proper divisors (1).

634426241362141 is an equidigital number, since it uses as much as digits as its factorization.

634426241362141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3981312, while the sum is 49.

Adding to 634426241362141 its reverse (141263142624436), we get a palindrome (775689383986577).

The spelling of 634426241362141 in words is "six hundred thirty-four trillion, four hundred twenty-six billion, two hundred forty-one million, three hundred sixty-two thousand, one hundred forty-one".