5810121 has 24 divisors (see below), whose sum is σ = 8803080. Its totient is φ = 3687936.

The previous prime is 5810111. The next prime is 5810137. The reversal of 5810121 is 1210185.

It can be written as a sum of positive squares in 4 ways, for example, as 881721 + 4928400 = 939^2 + 2220^2 .

It is not a de Polignac number, because 5810121 - 2¹¹ = 5808073 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 5810094 and 5810103.

It is not an unprimeable number, because it can be changed into a prime (5810111) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29395 + ... + 29591.

It is an arithmetic number, because the mean of its divisors is an integer number (366795).

Almost surely, 2^5810121 is an apocalyptic number.

It is an amenable number.

5810121 is a deficient number, since it is larger than the sum of its proper divisors (2992959).

5810121 is a wasteful number, since it uses less digits than its factorization.

5810121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345 (or 342 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 18.

The square root of 5810121 is about 2410.4192581375. The cubic root of 5810121 is about 179.7746253377.

The spelling of 5810121 in words is "five million, eight hundred ten thousand, one hundred twenty-one".