109358969 has 2 divisors, whose sum is σ = 109358970. Its totient is φ = 109358968.

The previous prime is 109358947. The next prime is 109358983. The reversal of 109358969 is 969853901.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 63282025 + 46076944 = 7955^2 + 6788^2 .

It is a cyclic number.

It is not a de Polignac number, because 109358969 - 2⁸ = 109358713 is a prime.

It is a super-2 number, since 2×109358969² = 23918768201485922, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (109358929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54679484 + 54679485.

It is an arithmetic number, because the mean of its divisors is an integer number (54679485).

Almost surely, 2^109358969 is an apocalyptic number.

It is an amenable number.

109358969 is a deficient number, since it is larger than the sum of its proper divisors (1).

109358969 is an equidigital number, since it uses as much as digits as its factorization.

109358969 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 524880, while the sum is 50.

The square root of 109358969 is about 10457.4838751967. The cubic root of 109358969 is about 478.2094298278.

The spelling of 109358969 in words is "one hundred nine million, three hundred fifty-eight thousand, nine hundred sixty-nine".