133031544361 has 2 divisors, whose sum is σ = 133031544362. Its totient is φ = 133031544360.

The previous prime is 133031544341. The next prime is 133031544407. The reversal of 133031544361 is 163445130331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 71139558400 + 61891985961 = 266720^2 + 248781^2 .

It is a cyclic number.

It is not a de Polignac number, because 133031544361 - 2⁹ = 133031543849 is a prime.

It is not a weakly prime, because it can be changed into another prime (133031544341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66515772180 + 66515772181.

It is an arithmetic number, because the mean of its divisors is an integer number (66515772181).

Almost surely, 2^133031544361 is an apocalyptic number.

It is an amenable number.

133031544361 is a deficient number, since it is larger than the sum of its proper divisors (1).

133031544361 is an equidigital number, since it uses as much as digits as its factorization.

133031544361 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 34.

Adding to 133031544361 its reverse (163445130331), we get a palindrome (296476674692).

The spelling of 133031544361 in words is "one hundred thirty-three billion, thirty-one million, five hundred forty-four thousand, three hundred sixty-one".