43454545307 has 2 divisors, whose sum is σ = 43454545308. Its totient is φ = 43454545306.

The previous prime is 43454545297. The next prime is 43454545373. The reversal of 43454545307 is 70354545434.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 43454545307 - 2²² = 43450351003 is a prime.

It is not a weakly prime, because it can be changed into another prime (43454545907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21727272653 + 21727272654.

It is an arithmetic number, because the mean of its divisors is an integer number (21727272654).

Almost surely, 2^43454545307 is an apocalyptic number.

43454545307 is a deficient number, since it is larger than the sum of its proper divisors (1).

43454545307 is an equidigital number, since it uses as much as digits as its factorization.

43454545307 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016000, while the sum is 44.

The spelling of 43454545307 in words is "forty-three billion, four hundred fifty-four million, five hundred forty-five thousand, three hundred seven".