1485191 has 2 divisors, whose sum is σ = 1485192. Its totient is φ = 1485190.

The previous prime is 1485139. The next prime is 1485193. The reversal of 1485191 is 1915841.

It is a strong prime.

It is an emirp because it is prime and its reverse (1915841) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1485191 - 2¹⁴ = 1468807 is a prime.

Together with 1485193, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1485193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 742595 + 742596.

It is an arithmetic number, because the mean of its divisors is an integer number (742596).

2^1485191 is an apocalyptic number.

1485191 is a deficient number, since it is larger than the sum of its proper divisors (1).

1485191 is an equidigital number, since it uses as much as digits as its factorization.

1485191 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1440, while the sum is 29.

The square root of 1485191 is about 1218.6841264249. The cubic root of 1485191 is about 114.0934649527.

The spelling of 1485191 in words is "one million, four hundred eighty-five thousand, one hundred ninety-one".