1468227521 has 2 divisors, whose sum is σ = 1468227522. Its totient is φ = 1468227520.

The previous prime is 1468227503. The next prime is 1468227539. The reversal of 1468227521 is 1257228641.

It is a balanced prime because it is at equal distance from previous prime (1468227503) and next prime (1468227539).

It can be written as a sum of positive squares in only one way, i.e., 1407075121 + 61152400 = 37511^2 + 7820^2 .

It is an emirp because it is prime and its reverse (1257228641) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1468227521 - 2¹⁰ = 1468226497 is a prime.

It is not a weakly prime, because it can be changed into another prime (1468217521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 734113760 + 734113761.

It is an arithmetic number, because the mean of its divisors is an integer number (734113761).

Almost surely, 2^1468227521 is an apocalyptic number.

It is an amenable number.

1468227521 is a deficient number, since it is larger than the sum of its proper divisors (1).

1468227521 is an equidigital number, since it uses as much as digits as its factorization.

1468227521 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 53760, while the sum is 38.

The square root of 1468227521 is about 38317.4571311824. The cubic root of 1468227521 is about 1136.5741826506.

The spelling of 1468227521 in words is "one billion, four hundred sixty-eight million, two hundred twenty-seven thousand, five hundred twenty-one".