420301403 has 8 divisors (see below), whose sum is σ = 425803680. Its totient is φ = 414835200.

The previous prime is 420301391. The next prime is 420301411. The reversal of 420301403 is 304103024.

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 420301403 - 2¹⁶ = 420235867 is a prime.

It is a super-3 number, since 3×420301403³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (420301433) 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, 14843 + ... + 32571.

It is an arithmetic number, because the mean of its divisors is an integer number (53225460).

Almost surely, 2^420301403 is an apocalyptic number.

420301403 is a deficient number, since it is larger than the sum of its proper divisors (5502277).

420301403 is a wasteful number, since it uses less digits than its factorization.

420301403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18037.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 420301403 is about 20501.2536933720. The cubic root of 420301403 is about 749.0663362524.

Adding to 420301403 its reverse (304103024), we get a palindrome (724404427).

The spelling of 420301403 in words is "four hundred twenty million, three hundred one thousand, four hundred three".