4121131 has 4 divisors (see below), whose sum is σ = 4709872. Its totient is φ = 3532392.

The previous prime is 4121113. The next prime is 4121137. The reversal of 4121131 is 1311214.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4121131 - 2⁷ = 4121003 is a prime.

It is a super-2 number, since 2×4121131² = 33967441438322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4121137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 294360 + ... + 294373.

It is an arithmetic number, because the mean of its divisors is an integer number (1177468).

Almost surely, 2^4121131 is an apocalyptic number.

4121131 is a deficient number, since it is larger than the sum of its proper divisors (588741).

4121131 is an equidigital number, since it uses as much as digits as its factorization.

4121131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 588740.

The product of its digits is 24, while the sum is 13.

The square root of 4121131 is about 2030.0568957544. The cubic root of 4121131 is about 160.3265596017.

Adding to 4121131 its reverse (1311214), we get a palindrome (5432345).

The spelling of 4121131 in words is "four million, one hundred twenty-one thousand, one hundred thirty-one".