434412121 has 16 divisors (see below), whose sum is σ = 517987008. Its totient is φ = 359092800.

The previous prime is 434412059. The next prime is 434412131. The reversal of 434412121 is 121214434.

It is a happy number.

It is not a de Polignac number, because 434412121 - 2⁷ = 434411993 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 434412092 and 434412101.

It is not an unprimeable number, because it can be changed into a prime (434412131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13090 + ... + 32251.

It is an arithmetic number, because the mean of its divisors is an integer number (32374188).

Almost surely, 2^434412121 is an apocalyptic number.

It is an amenable number.

434412121 is a deficient number, since it is larger than the sum of its proper divisors (83574887).

434412121 is a wasteful number, since it uses less digits than its factorization.

434412121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45432.

The product of its digits is 768, while the sum is 22.

The square root of 434412121 is about 20842.5555294930. Note that the first 4 decimals coincide. The cubic root of 434412121 is about 757.3570017660.

Adding to 434412121 its reverse (121214434), we get a palindrome (555626555).

The spelling of 434412121 in words is "four hundred thirty-four million, four hundred twelve thousand, one hundred twenty-one".