1225335193 has 2 divisors, whose sum is σ = 1225335194. Its totient is φ = 1225335192.

The previous prime is 1225335127. The next prime is 1225335203. The reversal of 1225335193 is 3915335221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1214661904 + 10673289 = 34852^2 + 3267^2 .

It is a cyclic number.

It is not a de Polignac number, because 1225335193 - 2²¹ = 1223238041 is a prime.

It is not a weakly prime, because it can be changed into another prime (1225335493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 612667596 + 612667597.

It is an arithmetic number, because the mean of its divisors is an integer number (612667597).

Almost surely, 2^1225335193 is an apocalyptic number.

It is an amenable number.

1225335193 is a deficient number, since it is larger than the sum of its proper divisors (1).

1225335193 is an equidigital number, since it uses as much as digits as its factorization.

1225335193 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24300, while the sum is 34.

The square root of 1225335193 is about 35004.7881439097. The cubic root of 1225335193 is about 1070.0850641314.

The spelling of 1225335193 in words is "one billion, two hundred twenty-five million, three hundred thirty-five thousand, one hundred ninety-three".