97667029 has 2 divisors, whose sum is σ = 97667030. Its totient is φ = 97667028.

The previous prime is 97666991. The next prime is 97667033. The reversal of 97667029 is 92076679.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 94770225 + 2896804 = 9735^2 + 1702^2 .

It is a cyclic number.

It is not a de Polignac number, because 97667029 - 2¹³ = 97658837 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 97667029.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97667629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48833514 + 48833515.

It is an arithmetic number, because the mean of its divisors is an integer number (48833515).

Almost surely, 2^97667029 is an apocalyptic number.

It is an amenable number.

97667029 is a deficient number, since it is larger than the sum of its proper divisors (1).

97667029 is an equidigital number, since it uses as much as digits as its factorization.

97667029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 285768, while the sum is 46.

The square root of 97667029 is about 9882.6630520321. The cubic root of 97667029 is about 460.5208797149.

The spelling of 97667029 in words is "ninety-seven million, six hundred sixty-seven thousand, twenty-nine".