1047027428449 has 2 divisors, whose sum is σ = 1047027428450. Its totient is φ = 1047027428448.

The previous prime is 1047027428423. The next prime is 1047027428467. The reversal of 1047027428449 is 9448247207401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1046252808225 + 774620224 = 1022865^2 + 27832^2 .

It is a cyclic number.

It is not a de Polignac number, because 1047027428449 - 2¹⁷ = 1047027297377 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1047027428396 and 1047027428405.

It is not a weakly prime, because it can be changed into another prime (1047027428749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 523513714224 + 523513714225.

It is an arithmetic number, because the mean of its divisors is an integer number (523513714225).

Almost surely, 2^{1047027428449} is an apocalyptic number.

It is an amenable number.

1047027428449 is a deficient number, since it is larger than the sum of its proper divisors (1).

1047027428449 is an equidigital number, since it uses as much as digits as its factorization.

1047027428449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3612672, while the sum is 52.

The spelling of 1047027428449 in words is "one trillion, forty-seven billion, twenty-seven million, four hundred twenty-eight thousand, four hundred forty-nine".