10119409 has 2 divisors, whose sum is σ = 10119410. Its totient is φ = 10119408.

The previous prime is 10119401. The next prime is 10119413. The reversal of 10119409 is 90491101.

10119409 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., 9168784 + 950625 = 3028^2 + 975^2 .

It is a cyclic number.

It is not a de Polignac number, because 10119409 - 2³ = 10119401 is a prime.

It is not a weakly prime, because it can be changed into another prime (10119401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5059704 + 5059705.

It is an arithmetic number, because the mean of its divisors is an integer number (5059705).

Almost surely, 2^10119409 is an apocalyptic number.

It is an amenable number.

10119409 is a deficient number, since it is larger than the sum of its proper divisors (1).

10119409 is an equidigital number, since it uses as much as digits as its factorization.

10119409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 25.

The square root of 10119409 is about 3181.1018531320. The cubic root of 10119409 is about 216.2976078817.

The spelling of 10119409 in words is "ten million, one hundred nineteen thousand, four hundred nine".