1042487057057 has 2 divisors, whose sum is σ = 1042487057058. Its totient is φ = 1042487057056.

The previous prime is 1042487057039. The next prime is 1042487057113. The reversal of 1042487057057 is 7507507842401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 617538218896 + 424948838161 = 785836^2 + 651881^2 .

It is a cyclic number.

It is not a de Polignac number, because 1042487057057 - 2⁸ = 1042487056801 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1042487056996 and 1042487057014.

It is not a weakly prime, because it can be changed into another prime (1042487057257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521243528528 + 521243528529.

It is an arithmetic number, because the mean of its divisors is an integer number (521243528529).

Almost surely, 2^{1042487057057} is an apocalyptic number.

It is an amenable number.

1042487057057 is a deficient number, since it is larger than the sum of its proper divisors (1).

1042487057057 is an equidigital number, since it uses as much as digits as its factorization.

1042487057057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2195200, while the sum is 50.

The spelling of 1042487057057 in words is "one trillion, forty-two billion, four hundred eighty-seven million, fifty-seven thousand, fifty-seven".