133265814 has 32 divisors (see below), whose sum is σ = 295111296. Its totient is φ = 39779520.

The previous prime is 133265809. The next prime is 133265819. The reversal of 133265814 is 418562331.

It is an interprime number because it is at equal distance from previous prime (133265809) and next prime (133265819).

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133265819) 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 15 ways as a sum of consecutive naturals, for example, 10647 + ... + 19490.

It is an arithmetic number, because the mean of its divisors is an integer number (9222228).

Almost surely, 2^133265814 is an apocalyptic number.

133265814 is an abundant number, since it is smaller than the sum of its proper divisors (161845482).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133265814 is a wasteful number, since it uses less digits than its factorization.

133265814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30220.

The product of its digits is 17280, while the sum is 33.

The square root of 133265814 is about 11544.0813406698. The cubic root of 133265814 is about 510.7867058654.

The spelling of 133265814 in words is "one hundred thirty-three million, two hundred sixty-five thousand, eight hundred fourteen".