156345563 has 8 divisors (see below), whose sum is σ = 171293616. Its totient is φ = 141520000.

The previous prime is 156345491. The next prime is 156345571. The reversal of 156345563 is 365543651.

156345563 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 156345563 - 2¹⁴ = 156329179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (156345593) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27938 + ... + 33063.

It is an arithmetic number, because the mean of its divisors is an integer number (21411702).

Almost surely, 2^156345563 is an apocalyptic number.

156345563 is a deficient number, since it is larger than the sum of its proper divisors (14948053).

156345563 is a wasteful number, since it uses less digits than its factorization.

156345563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61245.

The product of its digits is 162000, while the sum is 38.

The square root of 156345563 is about 12503.8219357123. The cubic root of 156345563 is about 538.7184550591.

The spelling of 156345563 in words is "one hundred fifty-six million, three hundred forty-five thousand, five hundred sixty-three".