11124131269 has 2 divisors, whose sum is σ = 11124131270. Its totient is φ = 11124131268.

The previous prime is 11124131231. The next prime is 11124131287. The reversal of 11124131269 is 96213142111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11096094244 + 28037025 = 105338^2 + 5295^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11124131269 is a prime.

It is a super-2 number, since 2×11124131269² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11124131269.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11124132269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5562065634 + 5562065635.

It is an arithmetic number, because the mean of its divisors is an integer number (5562065635).

Almost surely, 2^11124131269 is an apocalyptic number.

It is an amenable number.

11124131269 is a deficient number, since it is larger than the sum of its proper divisors (1).

11124131269 is an equidigital number, since it uses as much as digits as its factorization.

11124131269 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2592, while the sum is 31.

The spelling of 11124131269 in words is "eleven billion, one hundred twenty-four million, one hundred thirty-one thousand, two hundred sixty-nine".