1048628587481 has 2 divisors, whose sum is σ = 1048628587482. Its totient is φ = 1048628587480.

The previous prime is 1048628587289. The next prime is 1048628587541. The reversal of 1048628587481 is 1847858268401.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 996762624400 + 51865963081 = 998380^2 + 227741^2 .

It is a cyclic number.

It is not a de Polignac number, because 1048628587481 - 2³⁴ = 1031448718297 is a prime.

It is a super-2 number, since 2×1048628587481² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1048627587481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 524314293740 + 524314293741.

It is an arithmetic number, because the mean of its divisors is an integer number (524314293741).

Almost surely, 2^{1048628587481} is an apocalyptic number.

It is an amenable number.

1048628587481 is a deficient number, since it is larger than the sum of its proper divisors (1).

1048628587481 is an equidigital number, since it uses as much as digits as its factorization.

1048628587481 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27525120, while the sum is 62.

The spelling of 1048628587481 in words is "one trillion, forty-eight billion, six hundred twenty-eight million, five hundred eighty-seven thousand, four hundred eighty-one".