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434332121 = 4310100747
BaseRepresentation
bin11001111000110…
…110000111011001
31010021021100122212
4121320312013121
51342142111441
6111033124505
713522522256
oct3170660731
91107240585
10434332121
11203195173
12101559735
136bca2372
144198042d
15281e5eeb
hex19e361d9

434332121 has 4 divisors (see below), whose sum is σ = 444432912. Its totient is φ = 424231332.

The previous prime is 434332109. The next prime is 434332127. The reversal of 434332121 is 121233434.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 434332121 - 26 = 434332057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (434332127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5050331 + ... + 5050416.

It is an arithmetic number, because the mean of its divisors is an integer number (111108228).

Almost surely, 2434332121 is an apocalyptic number.

It is an amenable number.

434332121 is a deficient number, since it is larger than the sum of its proper divisors (10100791).

434332121 is a wasteful number, since it uses less digits than its factorization.

434332121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10100790.

The product of its digits is 1728, while the sum is 23.

The square root of 434332121 is about 20840.6362906702. The cubic root of 434332121 is about 757.3105080665.

Adding to 434332121 its reverse (121233434), we get a palindrome (555565555).

It can be divided in two parts, 43433 and 2121, that added together give a palindrome (45554).

The spelling of 434332121 in words is "four hundred thirty-four million, three hundred thirty-two thousand, one hundred twenty-one".

Divisors: 1 43 10100747 434332121