133145142513541 has 16 divisors (see below), whose sum is σ = 138435031705600. Its totient is φ = 127917515401200.

The previous prime is 133145142513533. The next prime is 133145142513569. The reversal of 133145142513541 is 145315241541331.

It is a cyclic number.

It is not a de Polignac number, because 133145142513541 - 2³ = 133145142513533 is a prime.

It is a super-2 number, since 2×133145142513541² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133145142553541) 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, 98691226 + ... + 100031236.

It is an arithmetic number, because the mean of its divisors is an integer number (8652189481600).

Almost surely, 2^{133145142513541} is an apocalyptic number.

It is an amenable number.

133145142513541 is a deficient number, since it is larger than the sum of its proper divisors (5289889192059).

133145142513541 is a wasteful number, since it uses less digits than its factorization.

133145142513541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1363240.

The product of its digits is 432000, while the sum is 43.

The spelling of 133145142513541 in words is "one hundred thirty-three trillion, one hundred forty-five billion, one hundred forty-two million, five hundred thirteen thousand, five hundred forty-one".