1122708313 has 4 divisors (see below), whose sum is σ = 1122779520. Its totient is φ = 1122637108.

The previous prime is 1122708311. The next prime is 1122708329. The reversal of 1122708313 is 3138072211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 3138072211 = 17 ⋅184592483.

It is a cyclic number.

It is not a de Polignac number, because 1122708313 - 2¹ = 1122708311 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1122708311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 253 + ... + 47386.

It is an arithmetic number, because the mean of its divisors is an integer number (280694880).

Almost surely, 2^1122708313 is an apocalyptic number.

It is an amenable number.

1122708313 is a deficient number, since it is larger than the sum of its proper divisors (71207).

1122708313 is an equidigital number, since it uses as much as digits as its factorization.

1122708313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71206.

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 1122708313 is about 33506.8397942868. The cubic root of 1122708313 is about 1039.3352238907.

The spelling of 1122708313 in words is "one billion, one hundred twenty-two million, seven hundred eight thousand, three hundred thirteen".