1445434043 has 2 divisors, whose sum is σ = 1445434044. Its totient is φ = 1445434042.

The previous prime is 1445434021. The next prime is 1445434051. The reversal of 1445434043 is 3404345441.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1445434043 - 2¹⁸ = 1445171899 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1445434343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 722717021 + 722717022.

It is an arithmetic number, because the mean of its divisors is an integer number (722717022).

Almost surely, 2^1445434043 is an apocalyptic number.

1445434043 is a deficient number, since it is larger than the sum of its proper divisors (1).

1445434043 is an equidigital number, since it uses as much as digits as its factorization.

1445434043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46080, while the sum is 32.

The square root of 1445434043 is about 38018.8643044476. The cubic root of 1445434043 is about 1130.6619044800.

Adding to 1445434043 its reverse (3404345441), we get a palindrome (4849779484).

The spelling of 1445434043 in words is "one billion, four hundred forty-five million, four hundred thirty-four thousand, forty-three".