70043817103 has 16 divisors (see below), whose sum is σ = 77390320896. Its totient is φ = 62981948160.

The previous prime is 70043817089. The next prime is 70043817313. The reversal of 70043817103 is 30171834007.

It is a cyclic number.

It is not a de Polignac number, because 70043817103 - 2²⁵ = 70010262671 is a prime.

It is a super-2 number, since 2×70043817103² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70043817803) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 247426 + ... + 448672.

It is an arithmetic number, because the mean of its divisors is an integer number (4836895056).

Almost surely, 2^70043817103 is an apocalyptic number.

70043817103 is a deficient number, since it is larger than the sum of its proper divisors (7346503793).

70043817103 is a wasteful number, since it uses less digits than its factorization.

70043817103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201954.

The product of its (nonzero) digits is 14112, while the sum is 34.

The spelling of 70043817103 in words is "seventy billion, forty-three million, eight hundred seventeen thousand, one hundred three".