421321411 has 8 divisors (see below), whose sum is σ = 482726240. Its totient is φ = 360220608.

The previous prime is 421321391. The next prime is 421321451. The reversal of 421321411 is 114123124.

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 421321411 - 2¹⁷ = 421190339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (421321451) 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, 73026 + ... + 78583.

It is an arithmetic number, because the mean of its divisors is an integer number (60340780).

Almost surely, 2^421321411 is an apocalyptic number.

421321411 is a deficient number, since it is larger than the sum of its proper divisors (61404829).

421321411 is a wasteful number, since it uses less digits than its factorization.

421321411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152013.

The product of its digits is 192, while the sum is 19.

The square root of 421321411 is about 20526.1153411940. The cubic root of 421321411 is about 749.6718036631.

Adding to 421321411 its reverse (114123124), we get a palindrome (535444535).

The spelling of 421321411 in words is "four hundred twenty-one million, three hundred twenty-one thousand, four hundred eleven".