135123373 has 8 divisors (see below), whose sum is σ = 168465600. Its totient is φ = 105290880.

The previous prime is 135123349. The next prime is 135123397. The reversal of 135123373 is 373321531.

It is an interprime number because it is at equal distance from previous prime (135123349) and next prime (135123397).

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 135123373 - 2¹³ = 135115181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135123323) 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 7 ways as a sum of consecutive naturals, for example, 877348 + ... + 877501.

It is an arithmetic number, because the mean of its divisors is an integer number (21058200).

Almost surely, 2^135123373 is an apocalyptic number.

It is an amenable number.

135123373 is a deficient number, since it is larger than the sum of its proper divisors (33342227).

135123373 is a wasteful number, since it uses less digits than its factorization.

135123373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1754867.

The product of its digits is 5670, while the sum is 28.

The square root of 135123373 is about 11624.2579548116. The cubic root of 135123373 is about 513.1490066919.

The spelling of 135123373 in words is "one hundred thirty-five million, one hundred twenty-three thousand, three hundred seventy-three".