135257485 has 32 divisors (see below), whose sum is σ = 189112320. Its totient is φ = 91828800.

The previous prime is 135257471. The next prime is 135257513. The reversal of 135257485 is 584752531.

It is not a de Polignac number, because 135257485 - 2⁵ = 135257453 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 73284 + ... + 75106.

It is an arithmetic number, because the mean of its divisors is an integer number (5909760).

Almost surely, 2^135257485 is an apocalyptic number.

It is an amenable number.

135257485 is a deficient number, since it is larger than the sum of its proper divisors (53854835).

135257485 is a wasteful number, since it uses less digits than its factorization.

135257485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1929.

The product of its digits is 168000, while the sum is 40.

The square root of 135257485 is about 11630.0251504457. The cubic root of 135257485 is about 513.3187199509.

The spelling of 135257485 in words is "one hundred thirty-five million, two hundred fifty-seven thousand, four hundred eighty-five".