107819969 has 2 divisors, whose sum is σ = 107819970. Its totient is φ = 107819968.

The previous prime is 107819947. The next prime is 107819977. The reversal of 107819969 is 969918701.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 87235600 + 20584369 = 9340^2 + 4537^2 .

It is a cyclic number.

It is not a de Polignac number, because 107819969 - 2¹⁶ = 107754433 is a prime.

It is a super-2 number, since 2×107819969² = 23250291430321922, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (107819939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53909984 + 53909985.

It is an arithmetic number, because the mean of its divisors is an integer number (53909985).

Almost surely, 2^107819969 is an apocalyptic number.

It is an amenable number.

107819969 is a deficient number, since it is larger than the sum of its proper divisors (1).

107819969 is an equidigital number, since it uses as much as digits as its factorization.

107819969 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 244944, while the sum is 50.

The square root of 107819969 is about 10383.6394871933. The cubic root of 107819969 is about 475.9555560156.

The spelling of 107819969 in words is "one hundred seven million, eight hundred nineteen thousand, nine hundred sixty-nine".