274641206129 has 2 divisors, whose sum is σ = 274641206130. Its totient is φ = 274641206128.

The previous prime is 274641206111. The next prime is 274641206149. The reversal of 274641206129 is 921602146472.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 177113039104 + 97528167025 = 420848^2 + 312295^2 .

It is a cyclic number.

It is not a de Polignac number, because 274641206129 - 2¹⁶ = 274641140593 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 274641206129.

It is not a weakly prime, because it can be changed into another prime (274641206149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137320603064 + 137320603065.

It is an arithmetic number, because the mean of its divisors is an integer number (137320603065).

Almost surely, 2^274641206129 is an apocalyptic number.

It is an amenable number.

274641206129 is a deficient number, since it is larger than the sum of its proper divisors (1).

274641206129 is an equidigital number, since it uses as much as digits as its factorization.

274641206129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 290304, while the sum is 44.

The spelling of 274641206129 in words is "two hundred seventy-four billion, six hundred forty-one million, two hundred six thousand, one hundred twenty-nine".