133064253 has 36 divisors (see below), whose sum is σ = 236749500. Its totient is φ = 71559936.

The previous prime is 133064227. The next prime is 133064273. The reversal of 133064253 is 352460331.

It is a happy number.

133064253 is a `hidden beast` number, since 13 + 3 + 0 + 642 + 5 + 3 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 50381604 + 82682649 = 7098^2 + 9093^2 .

It is not a de Polignac number, because 133064253 - 2⁵ = 133064221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133064213) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1378 + ... + 16371.

It is an arithmetic number, because the mean of its divisors is an integer number (6576375).

Almost surely, 2^133064253 is an apocalyptic number.

It is an amenable number.

133064253 is a deficient number, since it is larger than the sum of its proper divisors (103685247).

133064253 is a wasteful number, since it uses less digits than its factorization.

133064253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17786 (or 17776 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

The square root of 133064253 is about 11535.3479791465. The cubic root of 133064253 is about 510.5290588235.

The spelling of 133064253 in words is "one hundred thirty-three million, sixty-four thousand, two hundred fifty-three".