133044237427 has 2 divisors, whose sum is σ = 133044237428. Its totient is φ = 133044237426.

The previous prime is 133044237401. The next prime is 133044237433. The reversal of 133044237427 is 724732440331.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 133044237427 - 2¹⁹ = 133043713139 is a prime.

It is a super-2 number, since 2×133044237427² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 133044237427.

It is not a weakly prime, because it can be changed into another prime (133044237457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66522118713 + 66522118714.

It is an arithmetic number, because the mean of its divisors is an integer number (66522118714).

Almost surely, 2^133044237427 is an apocalyptic number.

133044237427 is a deficient number, since it is larger than the sum of its proper divisors (1).

133044237427 is an equidigital number, since it uses as much as digits as its factorization.

133044237427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 338688, while the sum is 40.

Adding to 133044237427 its reverse (724732440331), we get a palindrome (857776677758).

The spelling of 133044237427 in words is "one hundred thirty-three billion, forty-four million, two hundred thirty-seven thousand, four hundred twenty-seven".