1908343 has 2 divisors, whose sum is σ = 1908344. Its totient is φ = 1908342.

The previous prime is 1908323. The next prime is 1908367. The reversal of 1908343 is 3438091.

It is a weak prime.

It is an emirp because it is prime and its reverse (3438091) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1908343 - 2⁵ = 1908311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1908323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 954171 + 954172.

It is an arithmetic number, because the mean of its divisors is an integer number (954172).

2^1908343 is an apocalyptic number.

1908343 is a deficient number, since it is larger than the sum of its proper divisors (1).

1908343 is an equidigital number, since it uses as much as digits as its factorization.

1908343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 1908343 is about 1381.4278844732. The cubic root of 1908343 is about 124.0372546749.

The spelling of 1908343 in words is "one million, nine hundred eight thousand, three hundred forty-three".