135754723 has 4 divisors (see below), whose sum is σ = 146197408. Its totient is φ = 125312040.

The previous prime is 135754711. The next prime is 135754727. The reversal of 135754723 is 327457531.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 327457531 = 29 ⋅11291639.

It is a cyclic number.

It is not a de Polignac number, because 135754723 - 2⁵ = 135754691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135754727) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5221323 + ... + 5221348.

It is an arithmetic number, because the mean of its divisors is an integer number (36549352).

Almost surely, 2^135754723 is an apocalyptic number.

135754723 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

135754723 is a deficient number, since it is larger than the sum of its proper divisors (10442685).

135754723 is a wasteful number, since it uses less digits than its factorization.

135754723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10442684.

The product of its digits is 88200, while the sum is 37.

The square root of 135754723 is about 11651.3828792981. The cubic root of 135754723 is about 513.9469770737.

The spelling of 135754723 in words is "one hundred thirty-five million, seven hundred fifty-four thousand, seven hundred twenty-three".