135403003231 has 8 divisors (see below), whose sum is σ = 149601272544. Its totient is φ = 121897332480.

The previous prime is 135403003217. The next prime is 135403003237. The reversal of 135403003231 is 132300304531.

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

It is a cyclic number.

It is not a de Polignac number, because 135403003231 - 2¹⁷ = 135402872159 is a prime.

It is a super-2 number, since 2×135403003231² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 135403003196 and 135403003205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135403003237) 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, 173149230 + ... + 173150011.

It is an arithmetic number, because the mean of its divisors is an integer number (18700159068).

Almost surely, 2^135403003231 is an apocalyptic number.

135403003231 is a deficient number, since it is larger than the sum of its proper divisors (14198269313).

135403003231 is a wasteful number, since it uses less digits than its factorization.

135403003231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346299281.

The product of its (nonzero) digits is 3240, while the sum is 25.

Adding to 135403003231 its reverse (132300304531), we get a palindrome (267703307762).

The spelling of 135403003231 in words is "one hundred thirty-five billion, four hundred three million, three thousand, two hundred thirty-one".