1051893414641 has 2 divisors, whose sum is σ = 1051893414642. Its totient is φ = 1051893414640.

The previous prime is 1051893414613. The next prime is 1051893414701. The reversal of 1051893414641 is 1464143981501.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 973568996416 + 78324418225 = 986696^2 + 279865^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1051893414641 is a prime.

It is a super-2 number, since 2×1051893414641² (a number of 25 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1051893414841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 525946707320 + 525946707321.

It is an arithmetic number, because the mean of its divisors is an integer number (525946707321).

Almost surely, 2^{1051893414641} is an apocalyptic number.

It is an amenable number.

1051893414641 is a deficient number, since it is larger than the sum of its proper divisors (1).

1051893414641 is an equidigital number, since it uses as much as digits as its factorization.

1051893414641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 414720, while the sum is 47.

The spelling of 1051893414641 in words is "one trillion, fifty-one billion, eight hundred ninety-three million, four hundred fourteen thousand, six hundred forty-one".