133325522 has 16 divisors (see below), whose sum is σ = 223491744. Its totient is φ = 59124000.

The previous prime is 133325497. The next prime is 133325537. The reversal of 133325522 is 225523331.

It is a junction number, because it is equal to n+sod(n) for n = 133325491 and 133325500.

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, 73004 + ... + 74807.

It is an arithmetic number, because the mean of its divisors is an integer number (13968234).

Almost surely, 2^133325522 is an apocalyptic number.

133325522 is a deficient number, since it is larger than the sum of its proper divisors (90166222).

133325522 is a wasteful number, since it uses less digits than its factorization.

133325522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147865.

The product of its digits is 5400, while the sum is 26.

The square root of 133325522 is about 11546.6671381832. The cubic root of 133325522 is about 510.8629782368.

Adding to 133325522 its reverse (225523331), we get a palindrome (358848853).

The spelling of 133325522 in words is "one hundred thirty-three million, three hundred twenty-five thousand, five hundred twenty-two".