231052403 has 2 divisors, whose sum is σ = 231052404. Its totient is φ = 231052402.

The previous prime is 231052397. The next prime is 231052417. The reversal of 231052403 is 304250132.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 231052403 - 2¹⁶ = 230986867 is a prime.

It is not a weakly prime, because it can be changed into another prime (231052433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115526201 + 115526202.

It is an arithmetic number, because the mean of its divisors is an integer number (115526202).

Almost surely, 2^231052403 is an apocalyptic number.

231052403 is a deficient number, since it is larger than the sum of its proper divisors (1).

231052403 is an equidigital number, since it uses as much as digits as its factorization.

231052403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 231052403 is about 15200.4079879456. The cubic root of 231052403 is about 613.6256378509.

The spelling of 231052403 in words is "two hundred thirty-one million, fifty-two thousand, four hundred three".