232191403 has 2 divisors, whose sum is σ = 232191404. Its totient is φ = 232191402.

The previous prime is 232191397. The next prime is 232191413. The reversal of 232191403 is 304191232.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 232191403 - 2¹⁷ = 232060331 is a prime.

It is not a weakly prime, because it can be changed into another prime (232191413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116095701 + 116095702.

It is an arithmetic number, because the mean of its divisors is an integer number (116095702).

Almost surely, 2^232191403 is an apocalyptic number.

232191403 is a deficient number, since it is larger than the sum of its proper divisors (1).

232191403 is an equidigital number, since it uses as much as digits as its factorization.

232191403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 232191403 is about 15237.8280276423. The cubic root of 232191403 is about 614.6322987622.

The spelling of 232191403 in words is "two hundred thirty-two million, one hundred ninety-one thousand, four hundred three".