133131325421413 has 4 divisors (see below), whose sum is σ = 145234173187008. Its totient is φ = 121028477655820.

The previous prime is 133131325421407. The next prime is 133131325421467. The reversal of 133131325421413 is 314124523131331.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 133131325421413 - 2³³ = 133122735486821 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 (133131325421473) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6051423882781 + ... + 6051423882802.

It is an arithmetic number, because the mean of its divisors is an integer number (36308543296752).

Almost surely, 2^{133131325421413} is an apocalyptic number.

It is an amenable number.

133131325421413 is a deficient number, since it is larger than the sum of its proper divisors (12102847765595).

133131325421413 is a wasteful number, since it uses less digits than its factorization.

133131325421413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12102847765594.

The product of its digits is 77760, while the sum is 37.

Adding to 133131325421413 its reverse (314124523131331), we get a palindrome (447255848552744).

The spelling of 133131325421413 in words is "one hundred thirty-three trillion, one hundred thirty-one billion, three hundred twenty-five million, four hundred twenty-one thousand, four hundred thirteen".