520701347 has 16 divisors (see below), whose sum is σ = 577253952. Its totient is φ = 467174400.

The previous prime is 520701341. The next prime is 520701427. The reversal of 520701347 is 743107025.

It is a cyclic number.

It is not a de Polignac number, because 520701347 - 2¹⁴ = 520684963 is a prime.

It is a super-2 number, since 2×520701347² = 542259785535228818, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (520701341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 121847 + ... + 126047.

It is an arithmetic number, because the mean of its divisors is an integer number (36078372).

Almost surely, 2^520701347 is an apocalyptic number.

520701347 is a deficient number, since it is larger than the sum of its proper divisors (56552605).

520701347 is a wasteful number, since it uses less digits than its factorization.

520701347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4558.

The product of its (nonzero) digits is 5880, while the sum is 29.

The square root of 520701347 is about 22818.8813704791. The cubic root of 520701347 is about 804.5065180143.

The spelling of 520701347 in words is "five hundred twenty million, seven hundred one thousand, three hundred forty-seven".