135879073 has 8 divisors (see below), whose sum is σ = 149592960. Its totient is φ = 122392080.

The previous prime is 135879071. The next prime is 135879091. The reversal of 135879073 is 370978531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 135879073 - 2¹ = 135879071 is a prime.

It is not an unprimeable number, because it can be changed into a prime (135879071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55465 + ... + 57862.

It is an arithmetic number, because the mean of its divisors is an integer number (18699120).

Almost surely, 2^135879073 is an apocalyptic number.

It is an amenable number.

135879073 is a deficient number, since it is larger than the sum of its proper divisors (13713887).

135879073 is a wasteful number, since it uses less digits than its factorization.

135879073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113447.

The product of its (nonzero) digits is 158760, while the sum is 43.

The square root of 135879073 is about 11656.7179343072. The cubic root of 135879073 is about 514.1038526546.

The spelling of 135879073 in words is "one hundred thirty-five million, eight hundred seventy-nine thousand, seventy-three".