1042050455573 has 2 divisors, whose sum is σ = 1042050455574. Its totient is φ = 1042050455572.

The previous prime is 1042050455539. The next prime is 1042050455623. The reversal of 1042050455573 is 3755540502401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 658267727569 + 383782728004 = 811337^2 + 619502^2 .

It is a cyclic number.

It is not a de Polignac number, because 1042050455573 - 2¹⁶ = 1042050390037 is a prime.

It is a super-3 number, since 3×1042050455573³ (a number of 37 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1042050455573.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1042050445573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521025227786 + 521025227787.

It is an arithmetic number, because the mean of its divisors is an integer number (521025227787).

Almost surely, 2^{1042050455573} is an apocalyptic number.

It is an amenable number.

1042050455573 is a deficient number, since it is larger than the sum of its proper divisors (1).

1042050455573 is an equidigital number, since it uses as much as digits as its factorization.

1042050455573 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 420000, while the sum is 41.

Adding to 1042050455573 its reverse (3755540502401), we get a palindrome (4797590957974).

The spelling of 1042050455573 in words is "one trillion, forty-two billion, fifty million, four hundred fifty-five thousand, five hundred seventy-three".