133211024 has 10 divisors (see below), whose sum is σ = 258096390. Its totient is φ = 66605504.

The previous prime is 133211003. The next prime is 133211027. The reversal of 133211024 is 420112331.

It can be written as a sum of positive squares in only one way, i.e., 77440000 + 55771024 = 8800^2 + 7468^2 .

It is a junction number, because it is equal to n+sod(n) for n = 133210993 and 133211011.

It is not an unprimeable number, because it can be changed into a prime (133211027) 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 as a sum of consecutive naturals, namely, 4162829 + ... + 4162860.

It is an arithmetic number, because the mean of its divisors is an integer number (25809639).

Almost surely, 2^133211024 is an apocalyptic number.

It is an amenable number.

133211024 is a deficient number, since it is larger than the sum of its proper divisors (124885366).

133211024 is an equidigital number, since it uses as much as digits as its factorization.

133211024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8325697 (or 8325691 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 133211024 is about 11541.7080191798. The cubic root of 133211024 is about 510.7166958131.

Adding to 133211024 its reverse (420112331), we get a palindrome (553323355).

The spelling of 133211024 in words is "one hundred thirty-three million, two hundred eleven thousand, twenty-four".