1005450554399 has 2 divisors, whose sum is σ = 1005450554400. Its totient is φ = 1005450554398.

The previous prime is 1005450554387. The next prime is 1005450554411. The reversal of 1005450554399 is 9934550545001.

It is a balanced prime because it is at equal distance from previous prime (1005450554387) and next prime (1005450554411).

It is a cyclic number.

It is not a de Polignac number, because 1005450554399 - 2³⁶ = 936731077663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1005450554309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502725277199 + 502725277200.

It is an arithmetic number, because the mean of its divisors is an integer number (502725277200).

Almost surely, 2^{1005450554399} is an apocalyptic number.

1005450554399 is a deficient number, since it is larger than the sum of its proper divisors (1).

1005450554399 is an equidigital number, since it uses as much as digits as its factorization.

1005450554399 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2430000, while the sum is 50.

The spelling of 1005450554399 in words is "one trillion, five billion, four hundred fifty million, five hundred fifty-four thousand, three hundred ninety-nine".