1424191 has 2 divisors, whose sum is σ = 1424192. Its totient is φ = 1424190.

The previous prime is 1424177. The next prime is 1424231. The reversal of 1424191 is 1914241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1424191 - 2¹⁷ = 1293119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1421191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 712095 + 712096.

It is an arithmetic number, because the mean of its divisors is an integer number (712096).

2^1424191 is an apocalyptic number.

1424191 is a deficient number, since it is larger than the sum of its proper divisors (1).

1424191 is an equidigital number, since it uses as much as digits as its factorization.

1424191 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 288, while the sum is 22.

The square root of 1424191 is about 1193.3947377125. The cubic root of 1424191 is about 112.5095563898.

The spelling of 1424191 in words is "one million, four hundred twenty-four thousand, one hundred ninety-one".