1040551055443 has 2 divisors, whose sum is σ = 1040551055444. Its totient is φ = 1040551055442.

The previous prime is 1040551055407. The next prime is 1040551055447. The reversal of 1040551055443 is 3445501550401.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1040551055443 - 2³⁷ = 903112101971 is a prime.

It is not a weakly prime, because it can be changed into another prime (1040551055447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520275527721 + 520275527722.

It is an arithmetic number, because the mean of its divisors is an integer number (520275527722).

Almost surely, 2^{1040551055443} is an apocalyptic number.

1040551055443 is a deficient number, since it is larger than the sum of its proper divisors (1).

1040551055443 is an equidigital number, since it uses as much as digits as its factorization.

1040551055443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120000, while the sum is 37.

The spelling of 1040551055443 in words is "one trillion, forty billion, five hundred fifty-one million, fifty-five thousand, four hundred forty-three".