133471411 has 2 divisors, whose sum is σ = 133471412. Its totient is φ = 133471410.

The previous prime is 133471397. The next prime is 133471433. The reversal of 133471411 is 114174331.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 133471411 - 2¹³ = 133463219 is a prime.

It is not a weakly prime, because it can be changed into another prime (133471451) 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, 66735705 + 66735706.

It is an arithmetic number, because the mean of its divisors is an integer number (66735706).

Almost surely, 2^133471411 is an apocalyptic number.

133471411 is a deficient number, since it is larger than the sum of its proper divisors (1).

133471411 is an equidigital number, since it uses as much as digits as its factorization.

133471411 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1008, while the sum is 25.

The square root of 133471411 is about 11552.9827750239. The cubic root of 133471411 is about 511.0492444529.

The spelling of 133471411 in words is "one hundred thirty-three million, four hundred seventy-one thousand, four hundred eleven".