133004331431 has 8 divisors (see below), whose sum is σ = 133167624480. Its totient is φ = 132841135648.

The previous prime is 133004331419. The next prime is 133004331433. The reversal of 133004331431 is 134133400331.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133004331431 is a prime.

It is a super-2 number, since 2×133004331431² (a number of 23 digits) contains 22 as substring.

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 133004331431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133004331433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2928065 + ... + 2973141.

It is an arithmetic number, because the mean of its divisors is an integer number (16645953060).

Almost surely, 2^133004331431 is an apocalyptic number.

133004331431 is a deficient number, since it is larger than the sum of its proper divisors (163293049).

133004331431 is a wasteful number, since it uses less digits than its factorization.

133004331431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48633.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 133004331431 its reverse (134133400331), we get a palindrome (267137731762).

The spelling of 133004331431 in words is "one hundred thirty-three billion, four million, three hundred thirty-one thousand, four hundred thirty-one".