1054207663843 has 2 divisors, whose sum is σ = 1054207663844. Its totient is φ = 1054207663842.

The previous prime is 1054207663813. The next prime is 1054207663871. The reversal of 1054207663843 is 3483667024501.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1054207663843 - 2¹³ = 1054207655651 is a prime.

It is a super-2 number, since 2×1054207663843² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1054207663813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 527103831921 + 527103831922.

It is an arithmetic number, because the mean of its divisors is an integer number (527103831922).

Almost surely, 2^{1054207663843} is an apocalyptic number.

1054207663843 is a deficient number, since it is larger than the sum of its proper divisors (1).

1054207663843 is an equidigital number, since it uses as much as digits as its factorization.

1054207663843 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2903040, while the sum is 49.

The spelling of 1054207663843 in words is "one trillion, fifty-four billion, two hundred seven million, six hundred sixty-three thousand, eight hundred forty-three".