1125355241 has 2 divisors, whose sum is σ = 1125355242. Its totient is φ = 1125355240.

The previous prime is 1125355229. The next prime is 1125355243. The reversal of 1125355241 is 1425535211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 568584025 + 556771216 = 23845^2 + 23596^2 .

It is a cyclic number.

It is not a de Polignac number, because 1125355241 - 2⁶ = 1125355177 is a prime.

Together with 1125355243, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1125355243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 562677620 + 562677621.

It is an arithmetic number, because the mean of its divisors is an integer number (562677621).

Almost surely, 2^1125355241 is an apocalyptic number.

It is an amenable number.

1125355241 is a deficient number, since it is larger than the sum of its proper divisors (1).

1125355241 is an equidigital number, since it uses as much as digits as its factorization.

1125355241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6000, while the sum is 29.

The square root of 1125355241 is about 33546.3148646763. The cubic root of 1125355241 is about 1040.1513712732.

The spelling of 1125355241 in words is "one billion, one hundred twenty-five million, three hundred fifty-five thousand, two hundred forty-one".