107115643 has 2 divisors, whose sum is σ = 107115644. Its totient is φ = 107115642.

The previous prime is 107115599. The next prime is 107115649. The reversal of 107115643 is 346511701.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 107115643 - 2⁹ = 107115131 is a prime.

It is a super-2 number, since 2×107115643² = 22947521950606898, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (107115649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53557821 + 53557822.

It is an arithmetic number, because the mean of its divisors is an integer number (53557822).

Almost surely, 2^107115643 is an apocalyptic number.

107115643 is a deficient number, since it is larger than the sum of its proper divisors (1).

107115643 is an equidigital number, since it uses as much as digits as its factorization.

107115643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 107115643 is about 10349.6687386602. The cubic root of 107115643 is about 474.9169095658.

The spelling of 107115643 in words is "one hundred seven million, one hundred fifteen thousand, six hundred forty-three".