159532963 has 4 divisors (see below), whose sum is σ = 161914120. Its totient is φ = 157151808.

The previous prime is 159532943. The next prime is 159533027. The reversal of 159532963 is 369235951.

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-159532963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (159532943) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1190478 + ... + 1190611.

It is an arithmetic number, because the mean of its divisors is an integer number (40478530).

Almost surely, 2^159532963 is an apocalyptic number.

159532963 is a deficient number, since it is larger than the sum of its proper divisors (2381157).

159532963 is an equidigital number, since it uses as much as digits as its factorization.

159532963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2381156.

The product of its digits is 218700, while the sum is 43.

The square root of 159532963 is about 12630.6358905639. The cubic root of 159532963 is about 542.3547862518.

The spelling of 159532963 in words is "one hundred fifty-nine million, five hundred thirty-two thousand, nine hundred sixty-three".