133181299901393 has 2 divisors, whose sum is σ = 133181299901394. Its totient is φ = 133181299901392.

The previous prime is 133181299901371. The next prime is 133181299901407. The reversal of 133181299901393 is 393109992181331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 84730331288464 + 48450968612929 = 9204908^2 + 6960673^2 .

It is a cyclic number.

It is not a de Polignac number, because 133181299901393 - 2²⁰ = 133181298852817 is a prime.

It is a super-2 number, since 2×133181299901393² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (133181299921393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66590649950696 + 66590649950697.

It is an arithmetic number, because the mean of its divisors is an integer number (66590649950697).

Almost surely, 2^{133181299901393} is an apocalyptic number.

It is an amenable number.

133181299901393 is a deficient number, since it is larger than the sum of its proper divisors (1).

133181299901393 is an equidigital number, since it uses as much as digits as its factorization.

133181299901393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8503056, while the sum is 62.

The spelling of 133181299901393 in words is "one hundred thirty-three trillion, one hundred eighty-one billion, two hundred ninety-nine million, nine hundred one thousand, three hundred ninety-three".