1229113 has 2 divisors, whose sum is σ = 1229114. Its totient is φ = 1229112.

The previous prime is 1229093. The next prime is 1229131. The reversal of 1229113 is 3119221.

Together with next prime (1229131) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1183744 + 45369 = 1088^2 + 213^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1229113 is a prime.

It is not a weakly prime, because it can be changed into another prime (1229213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 614556 + 614557.

It is an arithmetic number, because the mean of its divisors is an integer number (614557).

2^1229113 is an apocalyptic number.

It is an amenable number.

1229113 is a deficient number, since it is larger than the sum of its proper divisors (1).

1229113 is an equidigital number, since it uses as much as digits as its factorization.

1229113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108, while the sum is 19.

The square root of 1229113 is about 1108.6536880379. The cubic root of 1229113 is about 107.1183655342.

Adding to 1229113 its product of digits (108), we get a palindrome (1229221).

The spelling of 1229113 in words is "one million, two hundred twenty-nine thousand, one hundred thirteen".