270129205 has 8 divisors (see below), whose sum is σ = 326630304. Its totient is φ = 214453200.

The previous prime is 270129187. The next prime is 270129221. The reversal of 270129205 is 502921072.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 270129205 - 2⁷ = 270129077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 205551 + ... + 206860.

It is an arithmetic number, because the mean of its divisors is an integer number (40828788).

Almost surely, 2^270129205 is an apocalyptic number.

It is an amenable number.

270129205 is a deficient number, since it is larger than the sum of its proper divisors (56501099).

270129205 is a wasteful number, since it uses less digits than its factorization.

270129205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 412547.

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 270129205 is about 16435.6078378623. The cubic root of 270129205 is about 646.4334882479.

The spelling of 270129205 in words is "two hundred seventy million, one hundred twenty-nine thousand, two hundred five".