133201731047 has 16 divisors (see below), whose sum is σ = 166433125632. Its totient is φ = 103566409920.

The previous prime is 133201731011. The next prime is 133201731059. The reversal of 133201731047 is 740137102331.

It is a cyclic number.

It is not a de Polignac number, because 133201731047 - 2²⁴ = 133184953831 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133201731067) 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, 1857473 + ... + 1927850.

It is an arithmetic number, because the mean of its divisors is an integer number (10402070352).

Almost surely, 2^133201731047 is an apocalyptic number.

133201731047 is a deficient number, since it is larger than the sum of its proper divisors (33231394585).

133201731047 is a wasteful number, since it uses less digits than its factorization.

133201731047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3785798.

The product of its (nonzero) digits is 10584, while the sum is 32.

Adding to 133201731047 its reverse (740137102331), we get a palindrome (873338833378).

The spelling of 133201731047 in words is "one hundred thirty-three billion, two hundred one million, seven hundred thirty-one thousand, forty-seven".