133231055719673 has 2 divisors, whose sum is σ = 133231055719674. Its totient is φ = 133231055719672.

The previous prime is 133231055719613. The next prime is 133231055719681. The reversal of 133231055719673 is 376917550132331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 92916721406224 + 40314334313449 = 9639332^2 + 6349357^2 .

It is a cyclic number.

It is not a de Polignac number, because 133231055719673 - 2¹⁴ = 133231055703289 is a prime.

It is a super-2 number, since 2×133231055719673² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (133231055719613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66615527859836 + 66615527859837.

It is an arithmetic number, because the mean of its divisors is an integer number (66615527859837).

Almost surely, 2^{133231055719673} is an apocalyptic number.

It is an amenable number.

133231055719673 is a deficient number, since it is larger than the sum of its proper divisors (1).

133231055719673 is an equidigital number, since it uses as much as digits as its factorization.

133231055719673 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10716300, while the sum is 56.

The spelling of 133231055719673 in words is "one hundred thirty-three trillion, two hundred thirty-one billion, fifty-five million, seven hundred nineteen thousand, six hundred seventy-three".