232129543 has 16 divisors (see below), whose sum is σ = 255286080. Its totient is φ = 210090496.

The previous prime is 232129493. The next prime is 232129549. The reversal of 232129543 is 345921232.

It is a cyclic number.

It is not a de Polignac number, because 232129543 - 2¹⁷ = 231998471 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232129549) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 143646 + ... + 145252.

It is an arithmetic number, because the mean of its divisors is an integer number (15955380).

Almost surely, 2^232129543 is an apocalyptic number.

232129543 is a deficient number, since it is larger than the sum of its proper divisors (23156537).

232129543 is a wasteful number, since it uses less digits than its factorization.

232129543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1946.

The product of its digits is 12960, while the sum is 31.

The square root of 232129543 is about 15235.7980755850. The cubic root of 232129543 is about 614.5777108510.

The spelling of 232129543 in words is "two hundred thirty-two million, one hundred twenty-nine thousand, five hundred forty-three".