1147136213 has 2 divisors, whose sum is σ = 1147136214. Its totient is φ = 1147136212.

The previous prime is 1147136167. The next prime is 1147136257. The reversal of 1147136213 is 3126317411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1130506129 + 16630084 = 33623^2 + 4078^2 .

It is a cyclic number.

It is not a de Polignac number, because 1147136213 - 2¹⁶ = 1147070677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1147136273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 573568106 + 573568107.

It is an arithmetic number, because the mean of its divisors is an integer number (573568107).

Almost surely, 2^1147136213 is an apocalyptic number.

It is an amenable number.

1147136213 is a deficient number, since it is larger than the sum of its proper divisors (1).

1147136213 is an equidigital number, since it uses as much as digits as its factorization.

1147136213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3024, while the sum is 29.

The square root of 1147136213 is about 33869.3993598942. The cubic root of 1147136213 is about 1046.8191607885.

The spelling of 1147136213 in words is "one billion, one hundred forty-seven million, one hundred thirty-six thousand, two hundred thirteen".