133545413 has 2 divisors, whose sum is σ = 133545414. Its totient is φ = 133545412.

The previous prime is 133545389. The next prime is 133545437. The reversal of 133545413 is 314545331.

It is a balanced prime because it is at equal distance from previous prime (133545389) and next prime (133545437).

It can be written as a sum of positive squares in only one way, i.e., 103591684 + 29953729 = 10178^2 + 5473^2 .

It is a cyclic number.

It is not a de Polignac number, because 133545413 - 2⁸ = 133545157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133545473) 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, 66772706 + 66772707.

It is an arithmetic number, because the mean of its divisors is an integer number (66772707).

Almost surely, 2^133545413 is an apocalyptic number.

It is an amenable number.

133545413 is a deficient number, since it is larger than the sum of its proper divisors (1).

133545413 is an equidigital number, since it uses as much as digits as its factorization.

133545413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10800, while the sum is 29.

The square root of 133545413 is about 11556.1850539008. The cubic root of 133545413 is about 511.1436758587.

The spelling of 133545413 in words is "one hundred thirty-three million, five hundred forty-five thousand, four hundred thirteen".