133413441 has 8 divisors (see below), whose sum is σ = 203296704. Its totient is φ = 76236240.

The previous prime is 133413439. The next prime is 133413463. The reversal of 133413441 is 144314331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 133413441 - 2¹ = 133413439 is a prime.

It is not an unprimeable number, because it can be changed into a prime (133413431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3176490 + ... + 3176531.

It is an arithmetic number, because the mean of its divisors is an integer number (25412088).

Almost surely, 2^133413441 is an apocalyptic number.

It is an amenable number.

133413441 is a deficient number, since it is larger than the sum of its proper divisors (69883263).

133413441 is an equidigital number, since it uses as much as digits as its factorization.

133413441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6353031.

The product of its digits is 1728, while the sum is 24.

The square root of 133413441 is about 11550.4736266527. The cubic root of 133413441 is about 510.9752465469.

Adding to 133413441 its reverse (144314331), we get a palindrome (277727772).

The spelling of 133413441 in words is "one hundred thirty-three million, four hundred thirteen thousand, four hundred forty-one".