1226473625593 has 2 divisors, whose sum is σ = 1226473625594. Its totient is φ = 1226473625592.

The previous prime is 1226473625551. The next prime is 1226473625717. The reversal of 1226473625593 is 3955263746221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1191095025129 + 35378600464 = 1091373^2 + 188092^2 .

It is a cyclic number.

It is not a de Polignac number, because 1226473625593 - 2²⁹ = 1225936754681 is a prime.

It is not a weakly prime, because it can be changed into another prime (1226473625513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 613236812796 + 613236812797.

It is an arithmetic number, because the mean of its divisors is an integer number (613236812797).

Almost surely, 2^{1226473625593} is an apocalyptic number.

It is an amenable number.

1226473625593 is a deficient number, since it is larger than the sum of its proper divisors (1).

1226473625593 is an equidigital number, since it uses as much as digits as its factorization.

1226473625593 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16329600, while the sum is 55.

The spelling of 1226473625593 in words is "one trillion, two hundred twenty-six billion, four hundred seventy-three million, six hundred twenty-five thousand, five hundred ninety-three".