133241361 has 8 divisors (see below), whose sum is σ = 193805664. Its totient is φ = 80752320.

The previous prime is 133241333. The next prime is 133241363. The reversal of 133241361 is 163142331.

It is a happy number.

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

It is not a de Polignac number, because 133241361 - 2²³ = 124852753 is a prime.

It is a super-2 number, since 2×133241361² = 35506520562264642, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (133241363) 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, 2018776 + ... + 2018841.

It is an arithmetic number, because the mean of its divisors is an integer number (24225708).

Almost surely, 2^133241361 is an apocalyptic number.

133241361 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

133241361 is a deficient number, since it is larger than the sum of its proper divisors (60564303).

133241361 is a wasteful number, since it uses less digits than its factorization.

133241361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4037631.

The product of its digits is 1296, while the sum is 24.

The square root of 133241361 is about 11543.0221779220. The cubic root of 133241361 is about 510.7554624655.

Adding to 133241361 its reverse (163142331), we get a palindrome (296383692).

The spelling of 133241361 in words is "one hundred thirty-three million, two hundred forty-one thousand, three hundred sixty-one".