11103124129 has 2 divisors, whose sum is σ = 11103124130. Its totient is φ = 11103124128.

The previous prime is 11103124117. The next prime is 11103124141. The reversal of 11103124129 is 92142130111.

It is a balanced prime because it is at equal distance from previous prime (11103124117) and next prime (11103124141).

It can be written as a sum of positive squares in only one way, i.e., 10741249600 + 361874529 = 103640^2 + 19023^2 .

It is a cyclic number.

It is not a de Polignac number, because 11103124129 - 2⁷ = 11103124001 is a prime.

It is not a weakly prime, because it can be changed into another prime (11103124199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5551562064 + 5551562065.

It is an arithmetic number, because the mean of its divisors is an integer number (5551562065).

Almost surely, 2^11103124129 is an apocalyptic number.

It is an amenable number.

11103124129 is a deficient number, since it is larger than the sum of its proper divisors (1).

11103124129 is an equidigital number, since it uses as much as digits as its factorization.

11103124129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 25.

The spelling of 11103124129 in words is "eleven billion, one hundred three million, one hundred twenty-four thousand, one hundred twenty-nine".