135389375 has 40 divisors (see below), whose sum is σ = 188939520. Its totient is φ = 96140000.

The previous prime is 135389363. The next prime is 135389407. The reversal of 135389375 is 573983531.

It is a de Polignac number, because none of the positive numbers 2^k-135389375 is a prime.

It is a congruent number.

It is an unprimeable number.

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 in 39 ways as a sum of consecutive naturals, for example, 322916 + ... + 323334.

It is an arithmetic number, because the mean of its divisors is an integer number (4723488).

Almost surely, 2^135389375 is an apocalyptic number.

135389375 is a deficient number, since it is larger than the sum of its proper divisors (53550145).

135389375 is an equidigital number, since it uses as much as digits as its factorization.

135389375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 497 (or 482 counting only the distinct ones).

The product of its digits is 340200, while the sum is 44.

The square root of 135389375 is about 11635.6940059457. The cubic root of 135389375 is about 513.4855119835.

The spelling of 135389375 in words is "one hundred thirty-five million, three hundred eighty-nine thousand, three hundred seventy-five".