11122613 has 2 divisors, whose sum is σ = 11122614. Its totient is φ = 11122612.

The previous prime is 11122609. The next prime is 11122627. The reversal of 11122613 is 31622111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7409284 + 3713329 = 2722^2 + 1927^2 .

It is a cyclic number.

It is not a de Polignac number, because 11122613 - 2² = 11122609 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is equal to p₇₃₄₁₀₂ and since 11122613 and 734102 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 11122591 and 11122600.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11122663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5561306 + 5561307.

It is an arithmetic number, because the mean of its divisors is an integer number (5561307).

Almost surely, 2^11122613 is an apocalyptic number.

It is an amenable number.

11122613 is a deficient number, since it is larger than the sum of its proper divisors (1).

11122613 is an equidigital number, since it uses as much as digits as its factorization.

11122613 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72, while the sum is 17.

The square root of 11122613 is about 3335.0581704072. The cubic root of 11122613 is about 223.2212875750.

Adding to 11122613 its reverse (31622111), we get a palindrome (42744724).

The spelling of 11122613 in words is "eleven million, one hundred twenty-two thousand, six hundred thirteen".