1123025269 has 2 divisors, whose sum is σ = 1123025270. Its totient is φ = 1123025268.

The previous prime is 1123025249. The next prime is 1123025279. The reversal of 1123025269 is 9625203211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1067328900 + 55696369 = 32670^2 + 7463^2 .

It is a cyclic number.

It is not a de Polignac number, because 1123025269 - 2¹⁷ = 1122894197 is a prime.

It is a super-2 number, since 2×1123025269² = 2522371509625044722, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1123025269.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1123025249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561512634 + 561512635.

It is an arithmetic number, because the mean of its divisors is an integer number (561512635).

Almost surely, 2^1123025269 is an apocalyptic number.

It is an amenable number.

1123025269 is a deficient number, since it is larger than the sum of its proper divisors (1).

1123025269 is an equidigital number, since it uses as much as digits as its factorization.

1123025269 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 1123025269 is about 33511.5691814036. The cubic root of 1123025269 is about 1039.4330208982.

The spelling of 1123025269 in words is "one billion, one hundred twenty-three million, twenty-five thousand, two hundred sixty-nine".