133431310007 has 2 divisors, whose sum is σ = 133431310008. Its totient is φ = 133431310006.

The previous prime is 133431309967. The next prime is 133431310063. The reversal of 133431310007 is 700013134331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 133431310007 - 2⁶ = 133431309943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133431300007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66715655003 + 66715655004.

It is an arithmetic number, because the mean of its divisors is an integer number (66715655004).

Almost surely, 2^133431310007 is an apocalyptic number.

133431310007 is a deficient number, since it is larger than the sum of its proper divisors (1).

133431310007 is an equidigital number, since it uses as much as digits as its factorization.

133431310007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2268, while the sum is 26.

Adding to 133431310007 its reverse (700013134331), we get a palindrome (833444444338).

The spelling of 133431310007 in words is "one hundred thirty-three billion, four hundred thirty-one million, three hundred ten thousand, seven".