133343053 has 4 divisors (see below), whose sum is σ = 141186780. Its totient is φ = 125499328.

The previous prime is 133343033. The next prime is 133343057. The reversal of 133343053 is 350343331.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 121044004 + 12299049 = 11002^2 + 3507^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133343053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133343057) 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 in 3 ways as a sum of consecutive naturals, for example, 3921838 + ... + 3921871.

It is an arithmetic number, because the mean of its divisors is an integer number (35296695).

Almost surely, 2^133343053 is an apocalyptic number.

It is an amenable number.

133343053 is a deficient number, since it is larger than the sum of its proper divisors (7843727).

133343053 is an equidigital number, since it uses as much as digits as its factorization.

133343053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7843726.

The product of its (nonzero) digits is 4860, while the sum is 25.

The square root of 133343053 is about 11547.4262500351. The cubic root of 133343053 is about 510.8853684145.

Adding to 133343053 its reverse (350343331), we get a palindrome (483686384).

The spelling of 133343053 in words is "one hundred thirty-three million, three hundred forty-three thousand, fifty-three".