135343002331 has 4 divisors (see below), whose sum is σ = 139708905664. Its totient is φ = 130977099000.

The previous prime is 135343002287. The next prime is 135343002359. The reversal of 135343002331 is 133200343531.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 133200343531 = 1621 ⋅82171711.

It is a cyclic number.

It is not a de Polignac number, because 135343002331 - 2²¹ = 135340905179 is a prime.

It is a super-2 number, since 2×135343002331² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 135343002331.

It is not an unprimeable number, because it can be changed into a prime (135343002731) 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 3 ways as a sum of consecutive naturals, for example, 2182951620 + ... + 2182951681.

It is an arithmetic number, because the mean of its divisors is an integer number (34927226416).

Almost surely, 2^135343002331 is an apocalyptic number.

135343002331 is a deficient number, since it is larger than the sum of its proper divisors (4365903333).

135343002331 is an equidigital number, since it uses as much as digits as its factorization.

135343002331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4365903332.

The product of its (nonzero) digits is 9720, while the sum is 28.

Adding to 135343002331 its reverse (133200343531), we get a palindrome (268543345862).

The spelling of 135343002331 in words is "one hundred thirty-five billion, three hundred forty-three million, two thousand, three hundred thirty-one".