5890121 has 2 divisors, whose sum is σ = 5890122. Its totient is φ = 5890120.

The previous prime is 5890117. The next prime is 5890123. The reversal of 5890121 is 1210985.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3200521 + 2689600 = 1789^2 + 1640^2 .

It is a cyclic number.

It is not a de Polignac number, because 5890121 - 2² = 5890117 is a prime.

Together with 5890123, it forms a pair of twin primes.

It is a Chen prime.

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

It is equal to p₄₀₅₇₉₁ and since 5890121 and 405791 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (5890123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2945060 + 2945061.

It is an arithmetic number, because the mean of its divisors is an integer number (2945061).

Almost surely, 2^5890121 is an apocalyptic number.

It is an amenable number.

5890121 is a deficient number, since it is larger than the sum of its proper divisors (1).

5890121 is an equidigital number, since it uses as much as digits as its factorization.

5890121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 26.

The square root of 5890121 is about 2426.9571483650. The cubic root of 5890121 is about 180.5959772257.

The spelling of 5890121 in words is "five million, eight hundred ninety thousand, one hundred twenty-one".