29968117 has 2 divisors, whose sum is σ = 29968118. Its totient is φ = 29968116.

The previous prime is 29968087. The next prime is 29968123. The reversal of 29968117 is 71186992.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22791076 + 7177041 = 4774^2 + 2679^2 .

It is a cyclic number.

It is not a de Polignac number, because 29968117 - 2¹⁵ = 29935349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29968217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14984058 + 14984059.

It is an arithmetic number, because the mean of its divisors is an integer number (14984059).

Almost surely, 2^29968117 is an apocalyptic number.

It is an amenable number.

29968117 is a deficient number, since it is larger than the sum of its proper divisors (1).

29968117 is an equidigital number, since it uses as much as digits as its factorization.

29968117 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54432, while the sum is 43.

The square root of 29968117 is about 5474.3142949597. The cubic root of 29968117 is about 310.6131361397.

The spelling of 29968117 in words is "twenty-nine million, nine hundred sixty-eight thousand, one hundred seventeen".