134421243303 has 16 divisors (see below), whose sum is σ = 189779076576. Its totient is φ = 84339225600.

The previous prime is 134421243287. The next prime is 134421243317. The reversal of 134421243303 is 303342124431.

It is a happy number.

It is not a de Polignac number, because 134421243303 - 2⁴ = 134421243287 is a prime.

It is a super-2 number, since 2×134421243303² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134421243503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1768225 + ... + 1842677.

It is an arithmetic number, because the mean of its divisors is an integer number (11861192286).

Almost surely, 2^134421243303 is an apocalyptic number.

134421243303 is a deficient number, since it is larger than the sum of its proper divisors (55357833273).

134421243303 is a wasteful number, since it uses less digits than its factorization.

134421243303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109874.

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 134421243303 its reverse (303342124431), we get a palindrome (437763367734).

The spelling of 134421243303 in words is "one hundred thirty-four billion, four hundred twenty-one million, two hundred forty-three thousand, three hundred three".