135825371 has 4 divisors (see below), whose sum is σ = 148173144. Its totient is φ = 123477600.

The previous prime is 135825367. The next prime is 135825383. The reversal of 135825371 is 173528531.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 135825371 - 2² = 135825367 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135825311) 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 in 3 ways as a sum of consecutive naturals, for example, 6173870 + ... + 6173891.

It is an arithmetic number, because the mean of its divisors is an integer number (37043286).

Almost surely, 2^135825371 is an apocalyptic number.

135825371 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

135825371 is a deficient number, since it is larger than the sum of its proper divisors (12347773).

135825371 is a wasteful number, since it uses less digits than its factorization.

135825371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12347772.

The product of its digits is 25200, while the sum is 35.

The square root of 135825371 is about 11654.4142280940. The cubic root of 135825371 is about 514.0361158491.

The spelling of 135825371 in words is "one hundred thirty-five million, eight hundred twenty-five thousand, three hundred seventy-one".