107558396909 has 2 divisors, whose sum is σ = 107558396910. Its totient is φ = 107558396908.

The previous prime is 107558396861. The next prime is 107558396971. The reversal of 107558396909 is 909693855701.

It is an a-pointer prime, because the next prime (107558396971) can be obtained adding 107558396909 to its sum of digits (62).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 59074760809 + 48483636100 = 243053^2 + 220190^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-107558396909 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (107558396609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53779198454 + 53779198455.

It is an arithmetic number, because the mean of its divisors is an integer number (53779198455).

Almost surely, 2^107558396909 is an apocalyptic number.

It is an amenable number.

107558396909 is a deficient number, since it is larger than the sum of its proper divisors (1).

107558396909 is an equidigital number, since it uses as much as digits as its factorization.

107558396909 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18370800, while the sum is 62.

The spelling of 107558396909 in words is "one hundred seven billion, five hundred fifty-eight million, three hundred ninety-six thousand, nine hundred nine".