107543729 has 2 divisors, whose sum is σ = 107543730. Its totient is φ = 107543728.

The previous prime is 107543707. The next prime is 107543783. The reversal of 107543729 is 927345701.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 72165025 + 35378704 = 8495^2 + 5948^2 .

It is a cyclic number.

It is not a de Polignac number, because 107543729 - 2²⁰ = 106495153 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 107543692 and 107543701.

It is not a weakly prime, because it can be changed into another prime (107593729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53771864 + 53771865.

It is an arithmetic number, because the mean of its divisors is an integer number (53771865).

Almost surely, 2^107543729 is an apocalyptic number.

It is an amenable number.

107543729 is a deficient number, since it is larger than the sum of its proper divisors (1).

107543729 is an equidigital number, since it uses as much as digits as its factorization.

107543729 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 52920, while the sum is 38.

The square root of 107543729 is about 10370.3292618894. The cubic root of 107543729 is about 475.5487346311.

The spelling of 107543729 in words is "one hundred seven million, five hundred forty-three thousand, seven hundred twenty-nine".