1041682145521 has 2 divisors, whose sum is σ = 1041682145522. Its totient is φ = 1041682145520.

The previous prime is 1041682145363. The next prime is 1041682145573. The reversal of 1041682145521 is 1255412861401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 739359219600 + 302322925921 = 859860^2 + 549839^2 .

It is a cyclic number.

It is not a de Polignac number, because 1041682145521 - 2²⁵ = 1041648591089 is a prime.

It is a super-2 number, since 2×1041682145521² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1041682145921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520841072760 + 520841072761.

It is an arithmetic number, because the mean of its divisors is an integer number (520841072761).

Almost surely, 2^{1041682145521} is an apocalyptic number.

It is an amenable number.

1041682145521 is a deficient number, since it is larger than the sum of its proper divisors (1).

1041682145521 is an equidigital number, since it uses as much as digits as its factorization.

1041682145521 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 76800, while the sum is 40.

The spelling of 1041682145521 in words is "one trillion, forty-one billion, six hundred eighty-two million, one hundred forty-five thousand, five hundred twenty-one".