135069392 has 10 divisors (see below), whose sum is σ = 261696978. Its totient is φ = 67534688.

The previous prime is 135069377. The next prime is 135069419. The reversal of 135069392 is 293960531.

It can be written as a sum of positive squares in only one way, i.e., 134467216 + 602176 = 11596^2 + 776^2 .

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 as a sum of consecutive naturals, namely, 4220903 + ... + 4220934.

Almost surely, 2^135069392 is an apocalyptic number.

It is an amenable number.

135069392 is a deficient number, since it is larger than the sum of its proper divisors (126627586).

135069392 is an equidigital number, since it uses as much as digits as its factorization.

135069392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8441845 (or 8441839 counting only the distinct ones).

The product of its (nonzero) digits is 43740, while the sum is 38.

The square root of 135069392 is about 11621.9358112149. The cubic root of 135069392 is about 513.0806642444.

The spelling of 135069392 in words is "one hundred thirty-five million, sixty-nine thousand, three hundred ninety-two".