403112243 has 2 divisors, whose sum is σ = 403112244. Its totient is φ = 403112242.

The previous prime is 403112231. The next prime is 403112261. The reversal of 403112243 is 342211304.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 403112243 - 2⁶ = 403112179 is a prime.

It is not a weakly prime, because it can be changed into another prime (403102243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201556121 + 201556122.

It is an arithmetic number, because the mean of its divisors is an integer number (201556122).

Almost surely, 2^403112243 is an apocalyptic number.

403112243 is a deficient number, since it is larger than the sum of its proper divisors (1).

403112243 is an equidigital number, since it uses as much as digits as its factorization.

403112243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 403112243 is about 20077.6553162963. The cubic root of 403112243 is about 738.7122985065.

Adding to 403112243 its reverse (342211304), we get a palindrome (745323547).

The spelling of 403112243 in words is "four hundred three million, one hundred twelve thousand, two hundred forty-three".