133011109943 has 2 divisors, whose sum is σ = 133011109944. Its totient is φ = 133011109942.

The previous prime is 133011109921. The next prime is 133011110009. The reversal of 133011109943 is 349901110331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 133011109943 - 2¹⁶ = 133011044407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133011109843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66505554971 + 66505554972.

It is an arithmetic number, because the mean of its divisors is an integer number (66505554972).

Almost surely, 2^133011109943 is an apocalyptic number.

133011109943 is a deficient number, since it is larger than the sum of its proper divisors (1).

133011109943 is an equidigital number, since it uses as much as digits as its factorization.

133011109943 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8748, while the sum is 35.

The spelling of 133011109943 in words is "one hundred thirty-three billion, eleven million, one hundred nine thousand, nine hundred forty-three".