70017107443 has 4 divisors (see below), whose sum is σ = 74135760840. Its totient is φ = 65898454048.

The previous prime is 70017107437. The next prime is 70017107467. The reversal of 70017107443 is 34470171007.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 70017107443 - 2⁹ = 70017106931 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 70017107399 and 70017107408.

It is not an unprimeable number, because it can be changed into a prime (70017107483) 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 in 3 ways as a sum of consecutive naturals, for example, 2059326673 + ... + 2059326706.

It is an arithmetic number, because the mean of its divisors is an integer number (18533940210).

Almost surely, 2^70017107443 is an apocalyptic number.

70017107443 is a deficient number, since it is larger than the sum of its proper divisors (4118653397).

70017107443 is a wasteful number, since it uses less digits than its factorization.

70017107443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4118653396.

The product of its (nonzero) digits is 16464, while the sum is 34.

The spelling of 70017107443 in words is "seventy billion, seventeen million, one hundred seven thousand, four hundred forty-three".