10426121 has 2 divisors, whose sum is σ = 10426122. Its totient is φ = 10426120.

The previous prime is 10426099. The next prime is 10426123. The reversal of 10426121 is 12162401.

10426121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10310521 + 115600 = 3211^2 + 340^2 .

It is an emirp because it is prime and its reverse (12162401) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10426121 is a prime.

Together with 10426123, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10426121.

It is not a weakly prime, because it can be changed into another prime (10426123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5213060 + 5213061.

It is an arithmetic number, because the mean of its divisors is an integer number (5213061).

Almost surely, 2^10426121 is an apocalyptic number.

It is an amenable number.

10426121 is a deficient number, since it is larger than the sum of its proper divisors (1).

10426121 is an equidigital number, since it uses as much as digits as its factorization.

10426121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 10426121 is about 3228.9504486752. The cubic root of 10426121 is about 218.4611691718.

Adding to 10426121 its reverse (12162401), we get a palindrome (22588522).

The spelling of 10426121 in words is "ten million, four hundred twenty-six thousand, one hundred twenty-one".