133554677873 has 2 divisors, whose sum is σ = 133554677874. Its totient is φ = 133554677872.

The previous prime is 133554677869. The next prime is 133554677939. The reversal of 133554677873 is 378776455331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 110787791104 + 22766886769 = 332848^2 + 150887^2 .

It is a cyclic number.

It is not a de Polignac number, because 133554677873 - 2² = 133554677869 is a prime.

It is not a weakly prime, because it can be changed into another prime (133554677573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66777338936 + 66777338937.

It is an arithmetic number, because the mean of its divisors is an integer number (66777338937).

Almost surely, 2^133554677873 is an apocalyptic number.

It is an amenable number.

133554677873 is a deficient number, since it is larger than the sum of its proper divisors (1).

133554677873 is an equidigital number, since it uses as much as digits as its factorization.

133554677873 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 44452800, while the sum is 59.

The spelling of 133554677873 in words is "one hundred thirty-three billion, five hundred fifty-four million, six hundred seventy-seven thousand, eight hundred seventy-three".