1125521552263 has 2 divisors, whose sum is σ = 1125521552264. Its totient is φ = 1125521552262.

The previous prime is 1125521552251. The next prime is 1125521552273. The reversal of 1125521552263 is 3622551255211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1125521552263 - 2⁵ = 1125521552231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1125521552273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 562760776131 + 562760776132.

It is an arithmetic number, because the mean of its divisors is an integer number (562760776132).

Almost surely, 2^{1125521552263} is an apocalyptic number.

1125521552263 is a deficient number, since it is larger than the sum of its proper divisors (1).

1125521552263 is an equidigital number, since it uses as much as digits as its factorization.

1125521552263 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 180000, while the sum is 40.

The spelling of 1125521552263 in words is "one trillion, one hundred twenty-five billion, five hundred twenty-one million, five hundred fifty-two thousand, two hundred sixty-three".