420513659 has 8 divisors (see below), whose sum is σ = 435352320. Its totient is φ = 405697600.

The previous prime is 420513647. The next prime is 420513673. The reversal of 420513659 is 956315024.

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 420513659 - 2⁸ = 420513403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (420513619) 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, 38054 + ... + 47844.

It is an arithmetic number, because the mean of its divisors is an integer number (54419040).

Almost surely, 2^420513659 is an apocalyptic number.

420513659 is a deficient number, since it is larger than the sum of its proper divisors (14838661).

420513659 is a wasteful number, since it uses less digits than its factorization.

420513659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11301.

The product of its (nonzero) digits is 32400, while the sum is 35.

The square root of 420513659 is about 20506.4296989993. The cubic root of 420513659 is about 749.1924101176.

The spelling of 420513659 in words is "four hundred twenty million, five hundred thirteen thousand, six hundred fifty-nine".