135301031 has 4 divisors (see below), whose sum is σ = 135330600. Its totient is φ = 135271464.

The previous prime is 135301027. The next prime is 135301087. The reversal of 135301031 is 130103531.

135301031 is nontrivially palindromic in base 15.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 135301031 - 2² = 135301027 is a prime.

It is a super-2 number, since 2×135301031² = 36612737979325922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135301021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6296 + ... + 17613.

It is an arithmetic number, because the mean of its divisors is an integer number (33832650).

Almost surely, 2^135301031 is an apocalyptic number.

135301031 is a deficient number, since it is larger than the sum of its proper divisors (29569).

135301031 is an equidigital number, since it uses as much as digits as its factorization.

135301031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29568.

The product of its (nonzero) digits is 135, while the sum is 17.

The square root of 135301031 is about 11631.8971367529. The cubic root of 135301031 is about 513.3738015078.

Adding to 135301031 its reverse (130103531), we get a palindrome (265404562).

The spelling of 135301031 in words is "one hundred thirty-five million, three hundred one thousand, thirty-one".