520271077 has 8 divisors (see below), whose sum is σ = 551140416. Its totient is φ = 489431232.

The previous prime is 520271069. The next prime is 520271083. The reversal of 520271077 is 770172025.

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 520271077 - 2³ = 520271069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (520271177) 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, 36438 + ... + 48664.

It is an arithmetic number, because the mean of its divisors is an integer number (68892552).

Almost surely, 2^520271077 is an apocalyptic number.

It is an amenable number.

520271077 is a deficient number, since it is larger than the sum of its proper divisors (30869339).

520271077 is a wasteful number, since it uses less digits than its factorization.

520271077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14747.

The product of its (nonzero) digits is 6860, while the sum is 31.

The square root of 520271077 is about 22809.4514839792. The cubic root of 520271077 is about 804.2848615816.

The spelling of 520271077 in words is "five hundred twenty million, two hundred seventy-one thousand, seventy-seven".