109849297 has 2 divisors, whose sum is σ = 109849298. Its totient is φ = 109849296.

The previous prime is 109849277. The next prime is 109849307. The reversal of 109849297 is 792948901.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 58354321 + 51494976 = 7639^2 + 7176^2 .

It is a cyclic number.

It is not a de Polignac number, because 109849297 - 2⁷ = 109849169 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 109849297.

It is not a weakly prime, because it can be changed into another prime (109849217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54924648 + 54924649.

It is an arithmetic number, because the mean of its divisors is an integer number (54924649).

Almost surely, 2^109849297 is an apocalyptic number.

It is an amenable number.

109849297 is a deficient number, since it is larger than the sum of its proper divisors (1).

109849297 is an equidigital number, since it uses as much as digits as its factorization.

109849297 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 326592, while the sum is 49.

The square root of 109849297 is about 10480.9015356505. The cubic root of 109849297 is about 478.9230731745.

The spelling of 109849297 in words is "one hundred nine million, eight hundred forty-nine thousand, two hundred ninety-seven".