1123000313 has 2 divisors, whose sum is σ = 1123000314. Its totient is φ = 1123000312.

The previous prime is 1123000303. The next prime is 1123000337. The reversal of 1123000313 is 3130003211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 926776249 + 196224064 = 30443^2 + 14008^2 .

It is a cyclic number.

It is not a de Polignac number, because 1123000313 - 2²² = 1118806009 is a prime.

It is a super-2 number, since 2×1123000313² = 2522259405996195938, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1123000303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561500156 + 561500157.

It is an arithmetic number, because the mean of its divisors is an integer number (561500157).

Almost surely, 2^1123000313 is an apocalyptic number.

It is an amenable number.

1123000313 is a deficient number, since it is larger than the sum of its proper divisors (1).

1123000313 is an equidigital number, since it uses as much as digits as its factorization.

1123000313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 1123000313 is about 33511.1968303133. The cubic root of 1123000313 is about 1039.4253213734.

Adding to 1123000313 its reverse (3130003211), we get a palindrome (4253003524).

The spelling of 1123000313 in words is "one billion, one hundred twenty-three million, three hundred thirteen", and thus it is an aban number.