135341551 has 2 divisors, whose sum is σ = 135341552. Its totient is φ = 135341550.

The previous prime is 135341509. The next prime is 135341581. The reversal of 135341551 is 155143531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 135341551 - 2²¹ = 133244399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135341501) 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, 67670775 + 67670776.

It is an arithmetic number, because the mean of its divisors is an integer number (67670776).

Almost surely, 2^135341551 is an apocalyptic number.

135341551 is a deficient number, since it is larger than the sum of its proper divisors (1).

135341551 is an equidigital number, since it uses as much as digits as its factorization.

135341551 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4500, while the sum is 28.

The square root of 135341551 is about 11633.6387686742. The cubic root of 135341551 is about 513.4250448478.

The spelling of 135341551 in words is "one hundred thirty-five million, three hundred forty-one thousand, five hundred fifty-one".