135244623 has 8 divisors (see below), whose sum is σ = 188166528. Its totient is φ = 86242904.

The previous prime is 135244607. The next prime is 135244633. The reversal of 135244623 is 326442531.

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 135244623 - 2⁴ = 135244607 is a prime.

It is a super-2 number, since 2×135244623² = 36582216100824258, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135244633) 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, 979965 + ... + 980102.

It is an arithmetic number, because the mean of its divisors is an integer number (23520816).

Almost surely, 2^135244623 is an apocalyptic number.

135244623 is a deficient number, since it is larger than the sum of its proper divisors (52921905).

135244623 is a wasteful number, since it uses less digits than its factorization.

135244623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1960093.

The product of its digits is 17280, while the sum is 30.

The square root of 135244623 is about 11629.4721720291. The cubic root of 135244623 is about 513.3024484801.

The spelling of 135244623 in words is "one hundred thirty-five million, two hundred forty-four thousand, six hundred twenty-three".