135421413241 has 8 divisors (see below), whose sum is σ = 137449398240. Its totient is φ = 133393627488.

The previous prime is 135421413227. The next prime is 135421413287. The reversal of 135421413241 is 142314124531.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 135421413241 - 2⁹ = 135421412729 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135421413221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1867830 + ... + 1938976.

It is an arithmetic number, because the mean of its divisors is an integer number (17181174780).

Almost surely, 2^135421413241 is an apocalyptic number.

It is an amenable number.

135421413241 is a deficient number, since it is larger than the sum of its proper divisors (2027984999).

135421413241 is an equidigital number, since it uses as much as digits as its factorization.

135421413241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99623.

The product of its digits is 11520, while the sum is 31.

Adding to 135421413241 its reverse (142314124531), we get a palindrome (277735537772).

The spelling of 135421413241 in words is "one hundred thirty-five billion, four hundred twenty-one million, four hundred thirteen thousand, two hundred forty-one".