135342013 has 2 divisors, whose sum is σ = 135342014. Its totient is φ = 135342012.

The previous prime is 135341993. The next prime is 135342017. The reversal of 135342013 is 310243531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 77915929 + 57426084 = 8827^2 + 7578^2 .

It is a cyclic number.

It is not a de Polignac number, because 135342013 - 2⁹ = 135341501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135342017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67671006 + 67671007.

It is an arithmetic number, because the mean of its divisors is an integer number (67671007).

Almost surely, 2^135342013 is an apocalyptic number.

It is an amenable number.

135342013 is a deficient number, since it is larger than the sum of its proper divisors (1).

135342013 is an equidigital number, since it uses as much as digits as its factorization.

135342013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 135342013 is about 11633.6586248695. The cubic root of 135342013 is about 513.4256290540.

Adding to 135342013 its reverse (310243531), we get a palindrome (445585544).

The spelling of 135342013 in words is "one hundred thirty-five million, three hundred forty-two thousand, thirteen".