1199074728473 has 2 divisors, whose sum is σ = 1199074728474. Its totient is φ = 1199074728472.

The previous prime is 1199074728437. The next prime is 1199074728487. The reversal of 1199074728473 is 3748274709911.

Together with previous prime (1199074728437) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 996297433609 + 202777294864 = 998147^2 + 450308^2 .

It is a cyclic number.

It is not a de Polignac number, because 1199074728473 - 2¹² = 1199074724377 is a prime.

It is not a weakly prime, because it can be changed into another prime (1199074728433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 599537364236 + 599537364237.

It is an arithmetic number, because the mean of its divisors is an integer number (599537364237).

Almost surely, 2^{1199074728473} is an apocalyptic number.

It is an amenable number.

1199074728473 is a deficient number, since it is larger than the sum of its proper divisors (1).

1199074728473 is an equidigital number, since it uses as much as digits as its factorization.

1199074728473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21337344, while the sum is 62.

The spelling of 1199074728473 in words is "one trillion, one hundred ninety-nine billion, seventy-four million, seven hundred twenty-eight thousand, four hundred seventy-three".