161207006703 has 8 divisors (see below), whose sum is σ = 215118430848. Its totient is φ = 107383460184.

The previous prime is 161207006687. The next prime is 161207006731. The reversal of 161207006703 is 307600702161.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 161207006703 - 2⁴ = 161207006687 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (161207006503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21965125 + ... + 21972462.

It is an arithmetic number, because the mean of its divisors is an integer number (26889803856).

Almost surely, 2^161207006703 is an apocalyptic number.

161207006703 is a deficient number, since it is larger than the sum of its proper divisors (53911424145).

161207006703 is a wasteful number, since it uses less digits than its factorization.

161207006703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43938813.

The product of its (nonzero) digits is 10584, while the sum is 33.

Adding to 161207006703 its reverse (307600702161), we get a palindrome (468807708864).

The spelling of 161207006703 in words is "one hundred sixty-one billion, two hundred seven million, six thousand, seven hundred three".