4275121 has 4 divisors (see below), whose sum is σ = 4282992. Its totient is φ = 4267252.

The previous prime is 4275119. The next prime is 4275127. The reversal of 4275121 is 1215724.

It is a happy number.

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 4275121 - 2¹ = 4275119 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4275092 and 4275101.

It is not an unprimeable number, because it can be changed into a prime (4275127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3055 + ... + 4228.

It is an arithmetic number, because the mean of its divisors is an integer number (1070748).

Almost surely, 2^4275121 is an apocalyptic number.

It is an amenable number.

4275121 is a deficient number, since it is larger than the sum of its proper divisors (7871).

4275121 is an equidigital number, since it uses as much as digits as its factorization.

4275121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7870.

The product of its digits is 560, while the sum is 22.

The square root of 4275121 is about 2067.6365734819. The cubic root of 4275121 is about 162.2991095426.

The spelling of 4275121 in words is "four million, two hundred seventy-five thousand, one hundred twenty-one".