133411432 has 32 divisors (see below), whose sum is σ = 311872320. Its totient is φ = 51978240.

The previous prime is 133411429. The next prime is 133411451. The reversal of 133411432 is 234114331.

It is a super-2 number, since 2×133411432² = 35597220376581248, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107673 + ... + 108904.

It is an arithmetic number, because the mean of its divisors is an integer number (9746010).

Almost surely, 2^133411432 is an apocalyptic number.

It is an amenable number.

133411432 is an abundant number, since it is smaller than the sum of its proper divisors (178460888).

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

133411432 is a wasteful number, since it uses less digits than its factorization.

133411432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216601 (or 216597 counting only the distinct ones).

The product of its digits is 864, while the sum is 22.

The square root of 133411432 is about 11550.3866601945. The cubic root of 133411432 is about 510.9726817018.

Adding to 133411432 its reverse (234114331), we get a palindrome (367525763).

It can be divided in two parts, 1 and 33411432, that added together give a palindrome (33411433).

The spelling of 133411432 in words is "one hundred thirty-three million, four hundred eleven thousand, four hundred thirty-two".