1612439 has 2 divisors, whose sum is σ = 1612440. Its totient is φ = 1612438.

The previous prime is 1612427. The next prime is 1612451. The reversal of 1612439 is 9342161.

It is a balanced prime because it is at equal distance from previous prime (1612427) and next prime (1612451).

It is an emirp because it is prime and its reverse (9342161) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1612439 - 2⁸ = 1612183 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1611439) 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, 806219 + 806220.

It is an arithmetic number, because the mean of its divisors is an integer number (806220).

2^1612439 is an apocalyptic number.

1612439 is a deficient number, since it is larger than the sum of its proper divisors (1).

1612439 is an equidigital number, since it uses as much as digits as its factorization.

1612439 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1296, while the sum is 26.

The square root of 1612439 is about 1269.8184909663. The cubic root of 1612439 is about 117.2630262410.

The spelling of 1612439 in words is "one million, six hundred twelve thousand, four hundred thirty-nine".