135351442223 has 6 divisors (see below), whose sum is σ = 142850137464. Its totient is φ = 128227681764.

The previous prime is 135351442183. The next prime is 135351442243. The reversal of 135351442223 is 322244153531.

It is not a de Polignac number, because 135351442223 - 2¹⁶ = 135351376687 is a prime.

It is a super-2 number, since 2×135351442223² (a number of 23 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 (135351442243) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 187467011 + ... + 187467732.

It is an arithmetic number, because the mean of its divisors is an integer number (23808356244).

Almost surely, 2^135351442223 is an apocalyptic number.

135351442223 is a deficient number, since it is larger than the sum of its proper divisors (7498695241).

135351442223 is an equidigital number, since it uses as much as digits as its factorization.

135351442223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374934781 (or 374934762 counting only the distinct ones).

The product of its digits is 86400, while the sum is 35.

Adding to 135351442223 its reverse (322244153531), we get a palindrome (457595595754).

The spelling of 135351442223 in words is "one hundred thirty-five billion, three hundred fifty-one million, four hundred forty-two thousand, two hundred twenty-three".