231353667 has 6 divisors (see below), whose sum is σ = 334177532. Its totient is φ = 154235772.

The previous prime is 231353653. The next prime is 231353669. The reversal of 231353667 is 766353132.

231353667 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 231353667 - 2¹⁵ = 231320899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (231353669) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12852973 + ... + 12852990.

Almost surely, 2^231353667 is an apocalyptic number.

231353667 is a deficient number, since it is larger than the sum of its proper divisors (102823865).

231353667 is a wasteful number, since it uses less digits than its factorization.

231353667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25705969 (or 25705966 counting only the distinct ones).

The product of its digits is 68040, while the sum is 36.

The square root of 231353667 is about 15210.3144937901. The cubic root of 231353667 is about 613.8922195491.

The spelling of 231353667 in words is "two hundred thirty-one million, three hundred fifty-three thousand, six hundred sixty-seven".