135622073 has 8 divisors (see below), whose sum is σ = 144698400. Its totient is φ = 126667840.

The previous prime is 135622049. The next prime is 135622111. The reversal of 135622073 is 370226531.

135622073 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 135622073 - 2⁸ = 135621817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135622013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28223 + ... + 32676.

It is an arithmetic number, because the mean of its divisors is an integer number (18087300).

Almost surely, 2^135622073 is an apocalyptic number.

It is an amenable number.

135622073 is a deficient number, since it is larger than the sum of its proper divisors (9076327).

135622073 is a wasteful number, since it uses less digits than its factorization.

135622073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61047.

The product of its (nonzero) digits is 7560, while the sum is 29.

The square root of 135622073 is about 11645.6890307100. The cubic root of 135622073 is about 513.7795248669.

The spelling of 135622073 in words is "one hundred thirty-five million, six hundred twenty-two thousand, seventy-three".