133403431004 has 24 divisors (see below), whose sum is σ = 245533776768. Its totient is φ = 63332118720.

The previous prime is 133403431003. The next prime is 133403431013. The reversal of 133403431004 is 400134304331.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133403431001) 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, 10142807 + ... + 10155950.

It is an arithmetic number, because the mean of its divisors is an integer number (10230574032).

Almost surely, 2^133403431004 is an apocalyptic number.

It is an amenable number.

133403431004 is a deficient number, since it is larger than the sum of its proper divisors (112130345764).

133403431004 is a wasteful number, since it uses less digits than its factorization.

133403431004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20298845 (or 20298843 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 133403431004 its reverse (400134304331), we get a palindrome (533537735335).

The spelling of 133403431004 in words is "one hundred thirty-three billion, four hundred three million, four hundred thirty-one thousand, four".