97069969 has 2 divisors, whose sum is σ = 97069970. Its totient is φ = 97069968.

The previous prime is 97069961. The next prime is 97069991. The reversal of 97069969 is 96996079.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49280400 + 47789569 = 7020^2 + 6913^2 .

It is an emirp because it is prime and its reverse (96996079) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 97069969 - 2³ = 97069961 is a prime.

It is a super-2 number, since 2×97069969² = 18845157763321922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (97069961) 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, 48534984 + 48534985.

It is an arithmetic number, because the mean of its divisors is an integer number (48534985).

Almost surely, 2^97069969 is an apocalyptic number.

It is an amenable number.

97069969 is a deficient number, since it is larger than the sum of its proper divisors (1).

97069969 is an equidigital number, since it uses as much as digits as its factorization.

97069969 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1653372, while the sum is 55.

The square root of 97069969 is about 9852.4092992526. The cubic root of 97069969 is about 459.5805391720.

The spelling of 97069969 in words is "ninety-seven million, sixty-nine thousand, nine hundred sixty-nine".