156645084103 has 4 divisors (see below), whose sum is σ = 157065044488. Its totient is φ = 156225123720.

The previous prime is 156645084097. The next prime is 156645084181. The reversal of 156645084103 is 301480546651.

156645084103 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.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-156645084103 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 156645084103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (156645084203) 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, 209979633 + ... + 209980378.

It is an arithmetic number, because the mean of its divisors is an integer number (39266261122).

Almost surely, 2^156645084103 is an apocalyptic number.

156645084103 is a deficient number, since it is larger than the sum of its proper divisors (419960385).

156645084103 is an equidigital number, since it uses as much as digits as its factorization.

156645084103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 419960384.

The product of its (nonzero) digits is 345600, while the sum is 43.

The spelling of 156645084103 in words is "one hundred fifty-six billion, six hundred forty-five million, eighty-four thousand, one hundred three".