10550401 has 2 divisors, whose sum is σ = 10550402. Its totient is φ = 10550400.

The previous prime is 10550389. The next prime is 10550411. The reversal of 10550401 is 10405501.

It is a happy number.

10550401 is digitally balanced in base 3, 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., 8116801 + 2433600 = 2849^2 + 1560^2 .

It is an emirp because it is prime and its reverse (10405501) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10550401 - 2⁷ = 10550273 is a prime.

It is a super-2 number, since 2×10550401² = 222621922521602, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10550411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5275200 + 5275201.

It is an arithmetic number, because the mean of its divisors is an integer number (5275201).

Almost surely, 2^10550401 is an apocalyptic number.

It is an amenable number.

10550401 is a deficient number, since it is larger than the sum of its proper divisors (1).

10550401 is an equidigital number, since it uses as much as digits as its factorization.

10550401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 100, while the sum is 16.

The square root of 10550401 is about 3248.1380820402. The cubic root of 10550401 is about 219.3257663667.

Adding to 10550401 its reverse (10405501), we get a palindrome (20955902).

The spelling of 10550401 in words is "ten million, five hundred fifty thousand, four hundred one".