133021343009 has 2 divisors, whose sum is σ = 133021343010. Its totient is φ = 133021343008.

The previous prime is 133021342999. The next prime is 133021343029. The reversal of 133021343009 is 900343120331.

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., 128461312225 + 4560030784 = 358415^2 + 67528^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133021343009 is a prime.

It is not a weakly prime, because it can be changed into another prime (133021343029) 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, 66510671504 + 66510671505.

It is an arithmetic number, because the mean of its divisors is an integer number (66510671505).

Almost surely, 2^133021343009 is an apocalyptic number.

It is an amenable number.

133021343009 is a deficient number, since it is larger than the sum of its proper divisors (1).

133021343009 is an equidigital number, since it uses as much as digits as its factorization.

133021343009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5832, while the sum is 29.

The spelling of 133021343009 in words is "one hundred thirty-three billion, twenty-one million, three hundred forty-three thousand, nine".