161140914373 has 4 divisors (see below), whose sum is σ = 161157282048. Its totient is φ = 161124546700.

The previous prime is 161140914359. The next prime is 161140914377. The reversal of 161140914373 is 373419041161.

161140914373 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 161140914373 - 2¹³ = 161140906181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (161140914377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8169061 + ... + 8188762.

It is an arithmetic number, because the mean of its divisors is an integer number (40289320512).

Almost surely, 2^161140914373 is an apocalyptic number.

It is an amenable number.

161140914373 is a deficient number, since it is larger than the sum of its proper divisors (16367675).

161140914373 is an equidigital number, since it uses as much as digits as its factorization.

161140914373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16367674.

The product of its (nonzero) digits is 54432, while the sum is 40.

The spelling of 161140914373 in words is "one hundred sixty-one billion, one hundred forty million, nine hundred fourteen thousand, three hundred seventy-three".