43725107 has 2 divisors, whose sum is σ = 43725108. Its totient is φ = 43725106.

The previous prime is 43725103. The next prime is 43725119. The reversal of 43725107 is 70152734.

43725107 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 43725107 - 2² = 43725103 is a prime.

It is a super-2 number, since 2×43725107² = 3823769964322898, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 43725107.

It is not a weakly prime, because it can be changed into another prime (43725103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21862553 + 21862554.

It is an arithmetic number, because the mean of its divisors is an integer number (21862554).

Almost surely, 2^43725107 is an apocalyptic number.

43725107 is a deficient number, since it is larger than the sum of its proper divisors (1).

43725107 is an equidigital number, since it uses as much as digits as its factorization.

43725107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5880, while the sum is 29.

The square root of 43725107 is about 6612.4962759914. The cubic root of 43725107 is about 352.2980940548.

The spelling of 43725107 in words is "forty-three million, seven hundred twenty-five thousand, one hundred seven".