133421122379653 has 2 divisors, whose sum is σ = 133421122379654. Its totient is φ = 133421122379652.

The previous prime is 133421122379609. The next prime is 133421122379663. The reversal of 133421122379653 is 356973221124331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 124128855363969 + 9292267015684 = 11141313^2 + 3048322^2 .

It is a cyclic number.

It is not a de Polignac number, because 133421122379653 - 2⁹ = 133421122379141 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 133421122379653.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133421122379663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66710561189826 + 66710561189827.

It is an arithmetic number, because the mean of its divisors is an integer number (66710561189827).

Almost surely, 2^{133421122379653} is an apocalyptic number.

It is an amenable number.

133421122379653 is a deficient number, since it is larger than the sum of its proper divisors (1).

133421122379653 is an equidigital number, since it uses as much as digits as its factorization.

133421122379653 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4898880, while the sum is 52.

The spelling of 133421122379653 in words is "one hundred thirty-three trillion, four hundred twenty-one billion, one hundred twenty-two million, three hundred seventy-nine thousand, six hundred fifty-three".