134355736243 has 4 divisors (see below), whose sum is σ = 134840775280. Its totient is φ = 133870697208.

The previous prime is 134355736219. The next prime is 134355736253. The reversal of 134355736243 is 342637553431.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 134355736243 - 2¹³ = 134355728051 is a prime.

It is a super-2 number, since 2×134355736243² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 134355736193 and 134355736202.

It is not an unprimeable number, because it can be changed into a prime (134355736253) 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, 242519103 + ... + 242519656.

It is an arithmetic number, because the mean of its divisors is an integer number (33710193820).

Almost surely, 2^134355736243 is an apocalyptic number.

134355736243 is a deficient number, since it is larger than the sum of its proper divisors (485039037).

134355736243 is an equidigital number, since it uses as much as digits as its factorization.

134355736243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485039036.

The product of its digits is 2721600, while the sum is 46.

The spelling of 134355736243 in words is "one hundred thirty-four billion, three hundred fifty-five million, seven hundred thirty-six thousand, two hundred forty-three".