231667713 has 12 divisors (see below), whose sum is σ = 335363028. Its totient is φ = 154107360.

The previous prime is 231667699. The next prime is 231667727. The reversal of 231667713 is 317766132.

231667713 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 (231667699) and next prime (231667727).

It can be written as a sum of positive squares in 2 ways, for example, as 116899344 + 114768369 = 10812^2 + 10713^2 .

It is not a de Polignac number, because 231667713 - 2⁴ = 231667697 is a prime.

It is not an unprimeable number, because it can be changed into a prime (231668713) 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, 23770 + ... + 32067.

It is an arithmetic number, because the mean of its divisors is an integer number (27946919).

Almost surely, 2^231667713 is an apocalyptic number.

It is an amenable number.

231667713 is a deficient number, since it is larger than the sum of its proper divisors (103695315).

231667713 is a wasteful number, since it uses less digits than its factorization.

231667713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56304 (or 56301 counting only the distinct ones).

The product of its digits is 31752, while the sum is 36.

The square root of 231667713 is about 15220.6344480117. The cubic root of 231667713 is about 614.1698655030.

The spelling of 231667713 in words is "two hundred thirty-one million, six hundred sixty-seven thousand, seven hundred thirteen".