133726423419037 has 2 divisors, whose sum is σ = 133726423419038. Its totient is φ = 133726423419036.

The previous prime is 133726423419019. The next prime is 133726423419059. The reversal of 133726423419037 is 730914324627331.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 86001344763481 + 47725078655556 = 9273691^2 + 6908334^2 .

It is a cyclic number.

It is not a de Polignac number, because 133726423419037 - 2¹⁹ = 133726422894749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133726423419077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66863211709518 + 66863211709519.

It is an arithmetic number, because the mean of its divisors is an integer number (66863211709519).

Almost surely, 2^{133726423419037} is an apocalyptic number.

It is an amenable number.

133726423419037 is a deficient number, since it is larger than the sum of its proper divisors (1).

133726423419037 is an equidigital number, since it uses as much as digits as its factorization.

133726423419037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13716864, while the sum is 55.

The spelling of 133726423419037 in words is "one hundred thirty-three trillion, seven hundred twenty-six billion, four hundred twenty-three million, four hundred nineteen thousand, thirty-seven".