261224131341 has 32 divisors (see below), whose sum is σ = 370438282368. Its totient is φ = 163172096000.

The previous prime is 261224131339. The next prime is 261224131351. The reversal of 261224131341 is 143131422162.

It is a cyclic number.

It is not a de Polignac number, because 261224131341 - 2¹ = 261224131339 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 261224131299 and 261224131308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (261224131351) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36312841 + ... + 36320033.

It is an arithmetic number, because the mean of its divisors is an integer number (11576196324).

Almost surely, 2^261224131341 is an apocalyptic number.

It is an amenable number.

261224131341 is a deficient number, since it is larger than the sum of its proper divisors (109214151027).

261224131341 is a wasteful number, since it uses less digits than its factorization.

261224131341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10301.

The product of its digits is 6912, while the sum is 30.

The spelling of 261224131341 in words is "two hundred sixty-one billion, two hundred twenty-four million, one hundred thirty-one thousand, three hundred forty-one".