3445723837943 has 2 divisors, whose sum is σ = 3445723837944. Its totient is φ = 3445723837942.

The previous prime is 3445723837937. The next prime is 3445723837967. The reversal of 3445723837943 is 3497383275443.

It is a happy number.

3445723837943 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 3445723837943 - 2²⁰ = 3445722789367 is a prime.

It is a super-3 number, since 3×3445723837943³ (a number of 39 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3445723837043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1722861918971 + 1722861918972.

It is an arithmetic number, because the mean of its divisors is an integer number (1722861918972).

Almost surely, 2^{3445723837943} is an apocalyptic number.

3445723837943 is a deficient number, since it is larger than the sum of its proper divisors (1).

3445723837943 is an equidigital number, since it uses as much as digits as its factorization.

3445723837943 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 182891520, while the sum is 62.

The spelling of 3445723837943 in words is "three trillion, four hundred forty-five billion, seven hundred twenty-three million, eight hundred thirty-seven thousand, nine hundred forty-three".