133254523301641 has 4 divisors (see below), whose sum is σ = 152290883773312. Its totient is φ = 114218162829972.

The previous prime is 133254523301629. The next prime is 133254523301651. The reversal of 133254523301641 is 146103325452331.

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 133254523301641 - 2¹⁷ = 133254523170569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133254523301651) 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, 9518180235825 + ... + 9518180235838.

It is an arithmetic number, because the mean of its divisors is an integer number (38072720943328).

Almost surely, 2^{133254523301641} is an apocalyptic number.

It is an amenable number.

133254523301641 is a deficient number, since it is larger than the sum of its proper divisors (19036360471671).

133254523301641 is an equidigital number, since it uses as much as digits as its factorization.

133254523301641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19036360471670.

The product of its (nonzero) digits is 777600, while the sum is 43.

Adding to 133254523301641 its reverse (146103325452331), we get a palindrome (279357848753972).

The spelling of 133254523301641 in words is "one hundred thirty-three trillion, two hundred fifty-four billion, five hundred twenty-three million, three hundred one thousand, six hundred forty-one".