23429117 has 2 divisors, whose sum is σ = 23429118. Its totient is φ = 23429116.

The previous prime is 23429113. The next prime is 23429137. The reversal of 23429117 is 71192432.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20693401 + 2735716 = 4549^2 + 1654^2 .

It is a cyclic number.

It is not a de Polignac number, because 23429117 - 2² = 23429113 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23429117.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23429113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11714558 + 11714559.

It is an arithmetic number, because the mean of its divisors is an integer number (11714559).

Almost surely, 2^23429117 is an apocalyptic number.

It is an amenable number.

23429117 is a deficient number, since it is larger than the sum of its proper divisors (1).

23429117 is an equidigital number, since it uses as much as digits as its factorization.

23429117 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3024, while the sum is 29.

The square root of 23429117 is about 4840.3633128103. The cubic root of 23429117 is about 286.1444369625.

The spelling of 23429117 in words is "twenty-three million, four hundred twenty-nine thousand, one hundred seventeen".