270143 has 2 divisors, whose sum is σ = 270144. Its totient is φ = 270142.

The previous prime is 270133. The next prime is 270157. The reversal of 270143 is 341072.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 270143 - 2⁸ = 269887 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (270133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135071 + 135072.

It is an arithmetic number, because the mean of its divisors is an integer number (135072).

2²⁷⁰¹⁴³ is an apocalyptic number.

270143 is a deficient number, since it is larger than the sum of its proper divisors (1).

270143 is an equidigital number, since it uses as much as digits as its factorization.

270143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 168, while the sum is 17.

The square root of 270143 is about 519.7528258701. The cubic root of 270143 is about 64.6444492116.

It can be divided in two parts, 2701 and 43, that added together give a cube (2744 = 14³).

The spelling of 270143 in words is "two hundred seventy thousand, one hundred forty-three", and thus it is an iban number.