13940117 has 2 divisors, whose sum is σ = 13940118. Its totient is φ = 13940116.

The previous prime is 13940057. The next prime is 13940177. The reversal of 13940117 is 71104931.

It is a balanced prime because it is at equal distance from previous prime (13940057) and next prime (13940177).

It can be written as a sum of positive squares in only one way, i.e., 8375236 + 5564881 = 2894^2 + 2359^2 .

It is a cyclic number.

It is not a de Polignac number, because 13940117 - 2¹⁸ = 13677973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13940177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6970058 + 6970059.

It is an arithmetic number, because the mean of its divisors is an integer number (6970059).

Almost surely, 2^13940117 is an apocalyptic number.

It is an amenable number.

13940117 is a deficient number, since it is larger than the sum of its proper divisors (1).

13940117 is an equidigital number, since it uses as much as digits as its factorization.

13940117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 756, while the sum is 26.

The square root of 13940117 is about 3733.6466088798. The cubic root of 13940117 is about 240.6701006596.

The spelling of 13940117 in words is "thirteen million, nine hundred forty thousand, one hundred seventeen".