133502265 has 48 divisors (see below), whose sum is σ = 262342080. Its totient is φ = 62259840.

The previous prime is 133502233. The next prime is 133502269. The reversal of 133502265 is 562205331.

133502265 is a `hidden beast` number, since 133 + 502 + 26 + 5 = 666.

It is not a de Polignac number, because 133502265 - 2⁵ = 133502233 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (133502269) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5110 + ... + 17120.

It is an arithmetic number, because the mean of its divisors is an integer number (5465460).

Almost surely, 2^133502265 is an apocalyptic number.

133502265 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

133502265 is a deficient number, since it is larger than the sum of its proper divisors (128839815).

133502265 is a wasteful number, since it uses less digits than its factorization.

133502265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12054 (or 12051 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 133502265 is about 11554.3180240116. The cubic root of 133502265 is about 511.0886204222.

Adding to 133502265 its reverse (562205331), we get a palindrome (695707596).

The spelling of 133502265 in words is "one hundred thirty-three million, five hundred two thousand, two hundred sixty-five".