97790107 has 2 divisors, whose sum is σ = 97790108. Its totient is φ = 97790106.

The previous prime is 97790101. The next prime is 97790129. The reversal of 97790107 is 70109779.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 97790107 - 2¹⁵ = 97757339 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 97790107.

It is not a weakly prime, because it can be changed into another prime (97790101) 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, 48895053 + 48895054.

It is an arithmetic number, because the mean of its divisors is an integer number (48895054).

Almost surely, 2^97790107 is an apocalyptic number.

97790107 is a deficient number, since it is larger than the sum of its proper divisors (1).

97790107 is an equidigital number, since it uses as much as digits as its factorization.

97790107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27783, while the sum is 40.

The square root of 97790107 is about 9888.8880568040. Note that the first 3 decimals coincide. The cubic root of 97790107 is about 460.7142448559.

The spelling of 97790107 in words is "ninety-seven million, seven hundred ninety thousand, one hundred seven".