135975073 has 16 divisors (see below), whose sum is σ = 150486336. Its totient is φ = 122068800.

The previous prime is 135975071. The next prime is 135975079. The reversal of 135975073 is 370579531.

It is a cyclic number.

It is not a de Polignac number, because 135975073 - 2¹ = 135975071 is a prime.

It is not an unprimeable number, because it can be changed into a prime (135975071) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 193623 + ... + 194323.

It is an arithmetic number, because the mean of its divisors is an integer number (9405396).

Almost surely, 2^135975073 is an apocalyptic number.

135975073 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

135975073 is a deficient number, since it is larger than the sum of its proper divisors (14511263).

135975073 is a wasteful number, since it uses less digits than its factorization.

135975073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1104.

The product of its (nonzero) digits is 99225, while the sum is 40.

The square root of 135975073 is about 11660.8350044068. The cubic root of 135975073 is about 514.2248974196.

The spelling of 135975073 in words is "one hundred thirty-five million, nine hundred seventy-five thousand, seventy-three".