1125569353 has 2 divisors, whose sum is σ = 1125569354. Its totient is φ = 1125569352.

The previous prime is 1125569309. The next prime is 1125569399. The reversal of 1125569353 is 3539655211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1069813264 + 55756089 = 32708^2 + 7467^2 .

It is a cyclic number.

It is not a de Polignac number, because 1125569353 - 2²⁵ = 1092014921 is a prime.

It is not a weakly prime, because it can be changed into another prime (1125569453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 562784676 + 562784677.

It is an arithmetic number, because the mean of its divisors is an integer number (562784677).

Almost surely, 2^1125569353 is an apocalyptic number.

It is an amenable number.

1125569353 is a deficient number, since it is larger than the sum of its proper divisors (1).

1125569353 is an equidigital number, since it uses as much as digits as its factorization.

1125569353 is an evil number, because the sum of its binary digits is even.

The product of its digits is 121500, while the sum is 40.

The square root of 1125569353 is about 33549.5060023244. The cubic root of 1125569353 is about 1040.2173340789.

It can be divided in two parts, 11255 and 69353, that added together give a palindrome (80608).

The spelling of 1125569353 in words is "one billion, one hundred twenty-five million, five hundred sixty-nine thousand, three hundred fifty-three".