133041625 has 8 divisors (see below), whose sum is σ = 166036104. Its totient is φ = 106433200.

The previous prime is 133041617. The next prime is 133041673. The reversal of 133041625 is 526140331.

It can be written as a sum of positive squares in 4 ways, for example, as 952576 + 132089049 = 976^2 + 11493^2 .

It is not a de Polignac number, because 133041625 - 2³ = 133041617 is a prime.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 133041625.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 532042 + ... + 532291.

It is an arithmetic number, because the mean of its divisors is an integer number (20754513).

Almost surely, 2^133041625 is an apocalyptic number.

It is an amenable number.

133041625 is a deficient number, since it is larger than the sum of its proper divisors (32994479).

133041625 is an equidigital number, since it uses as much as digits as its factorization.

133041625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1064348 (or 1064338 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 133041625 is about 11534.3671261149. The cubic root of 133041625 is about 510.5001181521.

Adding to 133041625 its reverse (526140331), we get a palindrome (659181956).

The spelling of 133041625 in words is "one hundred thirty-three million, forty-one thousand, six hundred twenty-five".