421414511 has 8 divisors (see below), whose sum is σ = 481844640. Its totient is φ = 361041408.

The previous prime is 421414493. The next prime is 421414529. The reversal of 421414511 is 115414124.

It is an interprime number because it is at equal distance from previous prime (421414493) and next prime (421414529).

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

It is not a de Polignac number, because 421414511 - 2⁶ = 421414447 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421414531) 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, 2975 + ... + 29183.

It is an arithmetic number, because the mean of its divisors is an integer number (60230580).

Almost surely, 2^421414511 is an apocalyptic number.

421414511 is a deficient number, since it is larger than the sum of its proper divisors (60430129).

421414511 is a wasteful number, since it uses less digits than its factorization.

421414511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28513.

The product of its digits is 640, while the sum is 23.

The square root of 421414511 is about 20528.3830585850. The cubic root of 421414511 is about 749.7270182830.

Adding to 421414511 its reverse (115414124), we get a palindrome (536828635).

The spelling of 421414511 in words is "four hundred twenty-one million, four hundred fourteen thousand, five hundred eleven".