109969429 has 2 divisors, whose sum is σ = 109969430. Its totient is φ = 109969428.

The previous prime is 109969423. The next prime is 109969441. The reversal of 109969429 is 924969901.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 93566929 + 16402500 = 9673^2 + 4050^2 .

It is a cyclic number.

It is not a de Polignac number, because 109969429 - 2⁹ = 109968917 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109969423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54984714 + 54984715.

It is an arithmetic number, because the mean of its divisors is an integer number (54984715).

Almost surely, 2^109969429 is an apocalyptic number.

It is an amenable number.

109969429 is a deficient number, since it is larger than the sum of its proper divisors (1).

109969429 is an equidigital number, since it uses as much as digits as its factorization.

109969429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 314928, while the sum is 49.

The square root of 109969429 is about 10486.6309651861. The cubic root of 109969429 is about 479.0975941705.

The spelling of 109969429 in words is "one hundred nine million, nine hundred sixty-nine thousand, four hundred twenty-nine".