133465365 has 48 divisors (see below), whose sum is σ = 255640320. Its totient is φ = 63872640.

The previous prime is 133465363. The next prime is 133465369. The reversal of 133465365 is 563564331.

133465365 is a `hidden beast` number, since 133 + 465 + 3 + 65 = 666.

It is not a de Polignac number, because 133465365 - 2¹ = 133465363 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133465361) 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, 37399 + ... + 40811.

It is an arithmetic number, because the mean of its divisors is an integer number (5325840).

Almost surely, 2^133465365 is an apocalyptic number.

133465365 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

133465365 is a deficient number, since it is larger than the sum of its proper divisors (122174955).

133465365 is a wasteful number, since it uses less digits than its factorization.

133465365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3514 (or 3511 counting only the distinct ones).

The product of its digits is 97200, while the sum is 36.

The square root of 133465365 is about 11552.7211080334. The cubic root of 133465365 is about 511.0415278181.

The spelling of 133465365 in words is "one hundred thirty-three million, four hundred sixty-five thousand, three hundred sixty-five".