4312129 has 4 divisors (see below), whose sum is σ = 4317184. Its totient is φ = 4307076.

The previous prime is 4312123. The next prime is 4312141. The reversal of 4312129 is 9212134.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 4312129 - 2¹¹ = 4310081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4312123) 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, 897 + ... + 3070.

It is an arithmetic number, because the mean of its divisors is an integer number (1079296).

Almost surely, 2^4312129 is an apocalyptic number.

It is an amenable number.

4312129 is a deficient number, since it is larger than the sum of its proper divisors (5055).

4312129 is a wasteful number, since it uses less digits than its factorization.

4312129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5054.

The product of its digits is 432, while the sum is 22.

The square root of 4312129 is about 2076.5666375053. The cubic root of 4312129 is about 162.7660839868.

The spelling of 4312129 in words is "four million, three hundred twelve thousand, one hundred twenty-nine".