135488407 has 2 divisors, whose sum is σ = 135488408. Its totient is φ = 135488406.

The previous prime is 135488393. The next prime is 135488467. The reversal of 135488407 is 704884531.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 135488407 - 2²³ = 127099799 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 135488407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135488467) 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, 67744203 + 67744204.

It is an arithmetic number, because the mean of its divisors is an integer number (67744204).

Almost surely, 2^135488407 is an apocalyptic number.

135488407 is a deficient number, since it is larger than the sum of its proper divisors (1).

135488407 is an equidigital number, since it uses as much as digits as its factorization.

135488407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 107520, while the sum is 40.

The square root of 135488407 is about 11639.9487541827. The cubic root of 135488407 is about 513.6106796186.

The spelling of 135488407 in words is "one hundred thirty-five million, four hundred eighty-eight thousand, four hundred seven".