520452001 has 8 divisors (see below), whose sum is σ = 529020800. Its totient is φ = 511952400.

The previous prime is 520451941. The next prime is 520452007. The reversal of 520452001 is 100254025.

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 520452001 - 2²¹ = 518354849 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 520452001.

It is not an unprimeable number, because it can be changed into a prime (520452007) 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, 2025 + ... + 32326.

It is an arithmetic number, because the mean of its divisors is an integer number (66127600).

Almost surely, 2^520452001 is an apocalyptic number.

It is an amenable number.

520452001 is a deficient number, since it is larger than the sum of its proper divisors (8568799).

520452001 is a wasteful number, since it uses less digits than its factorization.

520452001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34599.

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 520452001 is about 22813.4171267699. The cubic root of 520452001 is about 804.3780806594.

The spelling of 520452001 in words is "five hundred twenty million, four hundred fifty-two thousand, one".