133744072479947 has 2 divisors, whose sum is σ = 133744072479948. Its totient is φ = 133744072479946.

The previous prime is 133744072479929. The next prime is 133744072479961. The reversal of 133744072479947 is 749974270447331.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 133744072479947 - 2³⁶ = 133675353003211 is a prime.

It is a super-3 number, since 3×133744072479947³ (a number of 43 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (133744072479967) 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, 66872036239973 + 66872036239974.

It is an arithmetic number, because the mean of its divisors is an integer number (66872036239974).

Almost surely, 2^{133744072479947} is an apocalyptic number.

133744072479947 is a deficient number, since it is larger than the sum of its proper divisors (1).

133744072479947 is an equidigital number, since it uses as much as digits as its factorization.

133744072479947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 896168448, while the sum is 71.

The spelling of 133744072479947 in words is "one hundred thirty-three trillion, seven hundred forty-four billion, seventy-two million, four hundred seventy-nine thousand, nine hundred forty-seven".