135267143 has 8 divisors (see below), whose sum is σ = 148419216. Its totient is φ = 122257600.

The previous prime is 135267127. The next prime is 135267149. The reversal of 135267143 is 341762531.

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 135267143 - 2⁴ = 135267127 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135267149) 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, 33638 + ... + 37443.

It is an arithmetic number, because the mean of its divisors is an integer number (18552402).

Almost surely, 2^135267143 is an apocalyptic number.

135267143 is a deficient number, since it is larger than the sum of its proper divisors (13152073).

135267143 is a wasteful number, since it uses less digits than its factorization.

135267143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71265.

The product of its digits is 15120, while the sum is 32.

The square root of 135267143 is about 11630.4403613965. The cubic root of 135267143 is about 513.3309374244.

The spelling of 135267143 in words is "one hundred thirty-five million, two hundred sixty-seven thousand, one hundred forty-three".