4121331 has 4 divisors (see below), whose sum is σ = 5495112. Its totient is φ = 2747552.

The previous prime is 4121321. The next prime is 4121387. The reversal of 4121331 is 1331214.

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 4121331 - 2⁷ = 4121203 is a prime.

It is a super-2 number, since 2×4121331² = 33970738423122, which contains 22 as substring.

It is a D-number.

It is a self number, because there is not a number n which added to its sum of digits gives 4121331.

It is not an unprimeable number, because it can be changed into a prime (4121311) 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, 686886 + ... + 686891.

It is an arithmetic number, because the mean of its divisors is an integer number (1373778).

Almost surely, 2^4121331 is an apocalyptic number.

4121331 is a deficient number, since it is larger than the sum of its proper divisors (1373781).

4121331 is a wasteful number, since it uses less digits than its factorization.

4121331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1373780.

The product of its digits is 72, while the sum is 15.

The square root of 4121331 is about 2030.1061548599. The cubic root of 4121331 is about 160.3291531287.

Adding to 4121331 its reverse (1331214), we get a palindrome (5452545).

The spelling of 4121331 in words is "four million, one hundred twenty-one thousand, three hundred thirty-one".