270128539 has 2 divisors, whose sum is σ = 270128540. Its totient is φ = 270128538.

The previous prime is 270128519. The next prime is 270128603. The reversal of 270128539 is 935821072.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 270128539 - 2²⁷ = 135910811 is a prime.

It is a super-3 number, since 3×270128539³ (a number of 26 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 270128498 and 270128507.

It is not a weakly prime, because it can be changed into another prime (270128519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135064269 + 135064270.

It is an arithmetic number, because the mean of its divisors is an integer number (135064270).

Almost surely, 2^270128539 is an apocalyptic number.

270128539 is a deficient number, since it is larger than the sum of its proper divisors (1).

270128539 is an equidigital number, since it uses as much as digits as its factorization.

270128539 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 37.

The square root of 270128539 is about 16435.5875769624. The cubic root of 270128539 is about 646.4329569897.

The spelling of 270128539 in words is "two hundred seventy million, one hundred twenty-eight thousand, five hundred thirty-nine".