1051873820843 has 2 divisors, whose sum is σ = 1051873820844. Its totient is φ = 1051873820842.

The previous prime is 1051873820813. The next prime is 1051873820891. The reversal of 1051873820843 is 3480283781501.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1051873820843 - 2¹⁶ = 1051873755307 is a prime.

It is a super-2 number, since 2×1051873820843² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1051873820791 and 1051873820800.

It is not a weakly prime, because it can be changed into another prime (1051873820813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 525936910421 + 525936910422.

It is an arithmetic number, because the mean of its divisors is an integer number (525936910422).

Almost surely, 2^{1051873820843} is an apocalyptic number.

1051873820843 is a deficient number, since it is larger than the sum of its proper divisors (1).

1051873820843 is an equidigital number, since it uses as much as digits as its factorization.

1051873820843 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1290240, while the sum is 50.

The spelling of 1051873820843 in words is "one trillion, fifty-one billion, eight hundred seventy-three million, eight hundred twenty thousand, eight hundred forty-three".