133754653 has 2 divisors, whose sum is σ = 133754654. Its totient is φ = 133754652.

The previous prime is 133754651. The next prime is 133754659. The reversal of 133754653 is 356457331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 122478489 + 11276164 = 11067^2 + 3358^2 .

It is a cyclic number.

It is not a de Polignac number, because 133754653 - 2¹ = 133754651 is a prime.

Together with 133754651, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133754651) 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, 66877326 + 66877327.

It is an arithmetic number, because the mean of its divisors is an integer number (66877327).

Almost surely, 2^133754653 is an apocalyptic number.

It is an amenable number.

133754653 is a deficient number, since it is larger than the sum of its proper divisors (1).

133754653 is an equidigital number, since it uses as much as digits as its factorization.

133754653 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 113400, while the sum is 37.

The square root of 133754653 is about 11565.2346712032. The cubic root of 133754653 is about 511.4104911972.

The spelling of 133754653 in words is "one hundred thirty-three million, seven hundred fifty-four thousand, six hundred fifty-three".