109465969 has 2 divisors, whose sum is σ = 109465970. Its totient is φ = 109465968.

The previous prime is 109465957. The next prime is 109465997. The reversal of 109465969 is 969564901.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 102111025 + 7354944 = 10105^2 + 2712^2 .

It is an emirp because it is prime and its reverse (969564901) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 109465969 - 2¹⁵ = 109433201 is a prime.

It is a super-2 number, since 2×109465969² = 23965596738217922, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (109465949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54732984 + 54732985.

It is an arithmetic number, because the mean of its divisors is an integer number (54732985).

Almost surely, 2^109465969 is an apocalyptic number.

It is an amenable number.

109465969 is a deficient number, since it is larger than the sum of its proper divisors (1).

109465969 is an equidigital number, since it uses as much as digits as its factorization.

109465969 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 524880, while the sum is 49.

The square root of 109465969 is about 10462.5985777913. The cubic root of 109465969 is about 478.3653436662.

The spelling of 109465969 in words is "one hundred nine million, four hundred sixty-five thousand, nine hundred sixty-nine".