135746143 has 8 divisors (see below), whose sum is σ = 146280848. Its totient is φ = 125224704.

The previous prime is 135746123. The next prime is 135746147. The reversal of 135746143 is 341647531.

135746143 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 135746143 - 2¹⁷ = 135615071 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 135746099 and 135746108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135746147) 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, 31696 + ... + 35722.

It is an arithmetic number, because the mean of its divisors is an integer number (18285106).

Almost surely, 2^135746143 is an apocalyptic number.

135746143 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

135746143 is a deficient number, since it is larger than the sum of its proper divisors (10534705).

135746143 is a wasteful number, since it uses less digits than its factorization.

135746143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6633.

The product of its digits is 30240, while the sum is 34.

The square root of 135746143 is about 11651.0146768425. The cubic root of 135746143 is about 513.9361493155.

The spelling of 135746143 in words is "one hundred thirty-five million, seven hundred forty-six thousand, one hundred forty-three".