133391701 has 2 divisors, whose sum is σ = 133391702. Its totient is φ = 133391700.

The previous prime is 133391683. The next prime is 133391711. The reversal of 133391701 is 107193331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 96059601 + 37332100 = 9801^2 + 6110^2 .

It is a cyclic number.

It is not a de Polignac number, because 133391701 - 2¹⁵ = 133358933 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 133391701.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133391711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66695850 + 66695851.

It is an arithmetic number, because the mean of its divisors is an integer number (66695851).

Almost surely, 2^133391701 is an apocalyptic number.

It is an amenable number.

133391701 is a deficient number, since it is larger than the sum of its proper divisors (1).

133391701 is an equidigital number, since it uses as much as digits as its factorization.

133391701 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1701, while the sum is 28.

The square root of 133391701 is about 11549.5325013613. The cubic root of 133391701 is about 510.9474902098.

The spelling of 133391701 in words is "one hundred thirty-three million, three hundred ninety-one thousand, seven hundred one".