109683697 has 2 divisors, whose sum is σ = 109683698. Its totient is φ = 109683696.

The previous prime is 109683683. The next prime is 109683701. The reversal of 109683697 is 796386901.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 82737216 + 26946481 = 9096^2 + 5191^2 .

It is a cyclic number.

It is not a de Polignac number, because 109683697 - 2¹⁹ = 109159409 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 109683697.

It is not a weakly prime, because it can be changed into another prime (109683997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54841848 + 54841849.

It is an arithmetic number, because the mean of its divisors is an integer number (54841849).

Almost surely, 2^109683697 is an apocalyptic number.

It is an amenable number.

109683697 is a deficient number, since it is larger than the sum of its proper divisors (1).

109683697 is an equidigital number, since it uses as much as digits as its factorization.

109683697 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 489888, while the sum is 49.

The square root of 109683697 is about 10472.9984722619. The cubic root of 109683697 is about 478.6822901195.

The spelling of 109683697 in words is "one hundred nine million, six hundred eighty-three thousand, six hundred ninety-seven".