133211416 has 32 divisors (see below), whose sum is σ = 269468640. Its totient is φ = 61371648.

The previous prime is 133211399. The next prime is 133211417. The reversal of 133211416 is 614112331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133211417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96765 + ... + 98131.

It is an arithmetic number, because the mean of its divisors is an integer number (8420895).

Almost surely, 2^133211416 is an apocalyptic number.

It is an amenable number.

133211416 is an abundant number, since it is smaller than the sum of its proper divisors (136257224).

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

133211416 is a wasteful number, since it uses less digits than its factorization.

133211416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2323 (or 2319 counting only the distinct ones).

The product of its digits is 432, while the sum is 22.

The square root of 133211416 is about 11541.7250010560. The cubic root of 133211416 is about 510.7171967745.

Adding to 133211416 its reverse (614112331), we get a palindrome (747323747).

The spelling of 133211416 in words is "one hundred thirty-three million, two hundred eleven thousand, four hundred sixteen".