135433143401 has 4 divisors (see below), whose sum is σ = 142561203600. Its totient is φ = 128305083204.

The previous prime is 135433143389. The next prime is 135433143403. The reversal of 135433143401 is 104341334531.

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 135433143401 - 2²⁶ = 135366034537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135433143403) 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, 3564030071 + ... + 3564030108.

It is an arithmetic number, because the mean of its divisors is an integer number (35640300900).

Almost surely, 2^135433143401 is an apocalyptic number.

It is an amenable number.

135433143401 is a deficient number, since it is larger than the sum of its proper divisors (7128060199).

135433143401 is an equidigital number, since it uses as much as digits as its factorization.

135433143401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7128060198.

The product of its (nonzero) digits is 25920, while the sum is 32.

Adding to 135433143401 its reverse (104341334531), we get a palindrome (239774477932).

The spelling of 135433143401 in words is "one hundred thirty-five billion, four hundred thirty-three million, one hundred forty-three thousand, four hundred one".