134263145323533 has 4 divisors (see below), whose sum is σ = 179017527098048. Its totient is φ = 89508763549020.

The previous prime is 134263145323519. The next prime is 134263145323577. The reversal of 134263145323533 is 335323541362431.

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 not a de Polignac number, because 134263145323533 - 2²⁰ = 134263144274957 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134263145323633) 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, 22377190887253 + ... + 22377190887258.

It is an arithmetic number, because the mean of its divisors is an integer number (44754381774512).

Almost surely, 2^{134263145323533} is an apocalyptic number.

It is an amenable number.

134263145323533 is a deficient number, since it is larger than the sum of its proper divisors (44754381774515).

134263145323533 is an equidigital number, since it uses as much as digits as its factorization.

134263145323533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44754381774514.

The product of its digits is 6998400, while the sum is 48.

Adding to 134263145323533 its reverse (335323541362431), we get a palindrome (469586686685964).

The spelling of 134263145323533 in words is "one hundred thirty-four trillion, two hundred sixty-three billion, one hundred forty-five million, three hundred twenty-three thousand, five hundred thirty-three".