1130554541521 has 2 divisors, whose sum is σ = 1130554541522. Its totient is φ = 1130554541520.

The previous prime is 1130554541507. The next prime is 1130554541561. The reversal of 1130554541521 is 1251454550311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1086816675025 + 43737866496 = 1042505^2 + 209136^2 .

It is a cyclic number.

It is not a de Polignac number, because 1130554541521 - 2¹⁹ = 1130554017233 is a prime.

It is not a weakly prime, because it can be changed into another prime (1130554541561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565277270760 + 565277270761.

It is an arithmetic number, because the mean of its divisors is an integer number (565277270761).

Almost surely, 2^{1130554541521} is an apocalyptic number.

It is an amenable number.

1130554541521 is a deficient number, since it is larger than the sum of its proper divisors (1).

1130554541521 is an equidigital number, since it uses as much as digits as its factorization.

1130554541521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60000, while the sum is 37.

The spelling of 1130554541521 in words is "one trillion, one hundred thirty billion, five hundred fifty-four million, five hundred forty-one thousand, five hundred twenty-one".