108940697 has 2 divisors, whose sum is σ = 108940698. Its totient is φ = 108940696.

The previous prime is 108940687. The next prime is 108940751. The reversal of 108940697 is 796049801.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 76405081 + 32535616 = 8741^2 + 5704^2 .

It is a cyclic number.

It is not a de Polignac number, because 108940697 - 2⁴ = 108940681 is a prime.

It is not a weakly prime, because it can be changed into another prime (108940687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54470348 + 54470349.

It is an arithmetic number, because the mean of its divisors is an integer number (54470349).

Almost surely, 2^108940697 is an apocalyptic number.

It is an amenable number.

108940697 is a deficient number, since it is larger than the sum of its proper divisors (1).

108940697 is an equidigital number, since it uses as much as digits as its factorization.

108940697 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108864, while the sum is 44.

The square root of 108940697 is about 10437.4660238968. The cubic root of 108940697 is about 477.5989718368.

The spelling of 108940697 in words is "one hundred eight million, nine hundred forty thousand, six hundred ninety-seven".