133529337641 has 4 divisors (see below), whose sum is σ = 152604957312. Its totient is φ = 114453717972.

The previous prime is 133529337631. The next prime is 133529337647. The reversal of 133529337641 is 146733925331.

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, and also an emirpimes, since its reverse is a distinct semiprime: 146733925331 = 7 ⋅20961989333.

It is a cyclic number.

It is not a de Polignac number, because 133529337641 - 2³⁰ = 132455595817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133529337647) 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, 9537809825 + ... + 9537809838.

It is an arithmetic number, because the mean of its divisors is an integer number (38151239328).

Almost surely, 2^133529337641 is an apocalyptic number.

It is an amenable number.

133529337641 is a deficient number, since it is larger than the sum of its proper divisors (19075619671).

133529337641 is an equidigital number, since it uses as much as digits as its factorization.

133529337641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19075619670.

The product of its digits is 1224720, while the sum is 47.

The spelling of 133529337641 in words is "one hundred thirty-three billion, five hundred twenty-nine million, three hundred thirty-seven thousand, six hundred forty-one".