229132971 has 12 divisors (see below), whose sum is σ = 339915472. Its totient is φ = 148626576.

The previous prime is 229132963. The next prime is 229132979. The reversal of 229132971 is 179231922.

229132971 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (229132963) and next prime (229132979).

It is not a de Polignac number, because 229132971 - 2³ = 229132963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (229132979) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 343711 + ... + 344376.

Almost surely, 2^229132971 is an apocalyptic number.

229132971 is a deficient number, since it is larger than the sum of its proper divisors (110782501).

229132971 is a wasteful number, since it uses less digits than its factorization.

229132971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 688130 (or 688127 counting only the distinct ones).

The product of its digits is 13608, while the sum is 36.

The square root of 229132971 is about 15137.1387983331. The cubic root of 229132971 is about 611.9217107979.

The spelling of 229132971 in words is "two hundred twenty-nine million, one hundred thirty-two thousand, nine hundred seventy-one".