10909169 has 2 divisors, whose sum is σ = 10909170. Its totient is φ = 10909168.

The previous prime is 10909147. The next prime is 10909181. The reversal of 10909169 is 96190901.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6553600 + 4355569 = 2560^2 + 2087^2 .

It is a cyclic number.

It is not a de Polignac number, because 10909169 - 2⁸ = 10908913 is a prime.

It is a super-2 number, since 2×10909169² = 238019936541122, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (10909109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5454584 + 5454585.

It is an arithmetic number, because the mean of its divisors is an integer number (5454585).

Almost surely, 2^10909169 is an apocalyptic number.

It is an amenable number.

10909169 is a deficient number, since it is larger than the sum of its proper divisors (1).

10909169 is an equidigital number, since it uses as much as digits as its factorization.

10909169 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4374, while the sum is 35.

The square root of 10909169 is about 3302.9031169564. The cubic root of 10909169 is about 221.7841759852.

The spelling of 10909169 in words is "ten million, nine hundred nine thousand, one hundred sixty-nine".