11012129 has 2 divisors, whose sum is σ = 11012130. Its totient is φ = 11012128.

The previous prime is 11012093. The next prime is 11012167. The reversal of 11012129 is 92121011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5513104 + 5499025 = 2348^2 + 2345^2 .

It is a cyclic number.

It is not a de Polignac number, because 11012129 - 2⁸ = 11011873 is a prime.

It is a super-2 number, since 2×11012129² = 242533970225282, 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 (11018129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5506064 + 5506065.

It is an arithmetic number, because the mean of its divisors is an integer number (5506065).

Almost surely, 2^11012129 is an apocalyptic number.

It is an amenable number.

11012129 is a deficient number, since it is larger than the sum of its proper divisors (1).

11012129 is an equidigital number, since it uses as much as digits as its factorization.

11012129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 17.

The square root of 11012129 is about 3318.4528021354. The cubic root of 11012129 is about 222.4797204090.

The spelling of 11012129 in words is "eleven million, twelve thousand, one hundred twenty-nine".