421134303 has 8 divisors (see below), whose sum is σ = 574571008. Its totient is φ = 274226904.

The previous prime is 421134293. The next prime is 421134313. The reversal of 421134303 is 303431124.

It is an interprime number because it is at equal distance from previous prime (421134293) and next prime (421134313).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 421134303 - 2⁶ = 421134239 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 421134303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421134313) 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, 1632175 + ... + 1632432.

It is an arithmetic number, because the mean of its divisors is an integer number (71821376).

Almost surely, 2^421134303 is an apocalyptic number.

421134303 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

421134303 is a deficient number, since it is larger than the sum of its proper divisors (153436705).

421134303 is a wasteful number, since it uses less digits than its factorization.

421134303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3264653.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 421134303 is about 20521.5570315705. The cubic root of 421134303 is about 749.5608113124.

Adding to 421134303 its reverse (303431124), we get a palindrome (724565427).

The spelling of 421134303 in words is "four hundred twenty-one million, one hundred thirty-four thousand, three hundred three".