232143403 has 2 divisors, whose sum is σ = 232143404. Its totient is φ = 232143402.

The previous prime is 232143391. The next prime is 232143419. The reversal of 232143403 is 304341232.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 232143403 - 2¹⁷ = 232012331 is a prime.

It is not a weakly prime, because it can be changed into another prime (232143493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116071701 + 116071702.

It is an arithmetic number, because the mean of its divisors is an integer number (116071702).

Almost surely, 2^232143403 is an apocalyptic number.

232143403 is a deficient number, since it is larger than the sum of its proper divisors (1).

232143403 is an equidigital number, since it uses as much as digits as its factorization.

232143403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 232143403 is about 15236.2529186149. The cubic root of 232143403 is about 614.5899423511.

Adding to 232143403 its reverse (304341232), we get a palindrome (536484635).

The spelling of 232143403 in words is "two hundred thirty-two million, one hundred forty-three thousand, four hundred three".