133516053 has 16 divisors (see below), whose sum is σ = 215784000. Its totient is φ = 80918640.

The previous prime is 133516043. The next prime is 133516057. The reversal of 133516053 is 350615331.

133516053 is a `hidden beast` number, since 1 + 3 + 3 + 51 + 605 + 3 = 666.

It is not a de Polignac number, because 133516053 - 2⁹ = 133515541 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133516057) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 224478 + ... + 225071.

It is an arithmetic number, because the mean of its divisors is an integer number (13486500).

Almost surely, 2^133516053 is an apocalyptic number.

It is an amenable number.

133516053 is a deficient number, since it is larger than the sum of its proper divisors (82267947).

133516053 is a wasteful number, since it uses less digits than its factorization.

133516053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 449569 (or 449563 counting only the distinct ones).

The product of its (nonzero) digits is 4050, while the sum is 27.

The square root of 133516053 is about 11554.9146686594. The cubic root of 133516053 is about 511.1062147487.

The spelling of 133516053 in words is "one hundred thirty-three million, five hundred sixteen thousand, fifty-three".