43140707 has 2 divisors, whose sum is σ = 43140708. Its totient is φ = 43140706.

The previous prime is 43140683. The next prime is 43140743. The reversal of 43140707 is 70704134.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 43140707 - 2⁸ = 43140451 is a prime.

It is a super-2 number, since 2×43140707² = 3722241200919698, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (43140767) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21570353 + 21570354.

It is an arithmetic number, because the mean of its divisors is an integer number (21570354).

Almost surely, 2^43140707 is an apocalyptic number.

43140707 is a deficient number, since it is larger than the sum of its proper divisors (1).

43140707 is an equidigital number, since it uses as much as digits as its factorization.

43140707 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2352, while the sum is 26.

The square root of 43140707 is about 6568.1585699494. The cubic root of 43140707 is about 350.7215238039.

The spelling of 43140707 in words is "forty-three million, one hundred forty thousand, seven hundred seven".