113017217 has 2 divisors, whose sum is σ = 113017218. Its totient is φ = 113017216.

The previous prime is 113017211. The next prime is 113017231. The reversal of 113017217 is 712710311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 86843761 + 26173456 = 9319^2 + 5116^2 .

It is a cyclic number.

It is not a de Polignac number, because 113017217 - 2⁸ = 113016961 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 113017192 and 113017201.

It is not a weakly prime, because it can be changed into another prime (113017211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56508608 + 56508609.

It is an arithmetic number, because the mean of its divisors is an integer number (56508609).

Almost surely, 2^113017217 is an apocalyptic number.

It is an amenable number.

113017217 is a deficient number, since it is larger than the sum of its proper divisors (1).

113017217 is an equidigital number, since it uses as much as digits as its factorization.

113017217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 294, while the sum is 23.

The square root of 113017217 is about 10630.9556014499. The cubic root of 113017217 is about 483.4833651822.

Adding to 113017217 its reverse (712710311), we get a palindrome (825727528).

The spelling of 113017217 in words is "one hundred thirteen million, seventeen thousand, two hundred seventeen".