133104441431 has 16 divisors (see below), whose sum is σ = 146862652608. Its totient is φ = 119849952000.

The previous prime is 133104441419. The next prime is 133104441433. The reversal of 133104441431 is 134144401331.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133104441431 is a prime.

It is a super-2 number, since 2×133104441431² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 133104441394 and 133104441403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133104441433) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4195430 + ... + 4227036.

It is an arithmetic number, because the mean of its divisors is an integer number (9178915788).

Almost surely, 2^133104441431 is an apocalyptic number.

133104441431 is a deficient number, since it is larger than the sum of its proper divisors (13758211177).

133104441431 is a wasteful number, since it uses less digits than its factorization.

133104441431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39562.

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 133104441431 its reverse (134144401331), we get a palindrome (267248842762).

The spelling of 133104441431 in words is "one hundred thirty-three billion, one hundred four million, four hundred forty-one thousand, four hundred thirty-one".