1354943 has 2 divisors, whose sum is σ = 1354944. Its totient is φ = 1354942.

The previous prime is 1354939. The next prime is 1354949. The reversal of 1354943 is 3494531.

It is a weak prime.

It is an emirp because it is prime and its reverse (3494531) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1354943 - 2² = 1354939 is a prime.

It is a Sophie Germain prime.

It is equal to p₁₀₃₈₉₈ and since 1354943 and 103898 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1354949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 677471 + 677472.

It is an arithmetic number, because the mean of its divisors is an integer number (677472).

2^1354943 is an apocalyptic number.

1354943 is a deficient number, since it is larger than the sum of its proper divisors (1).

1354943 is an equidigital number, since it uses as much as digits as its factorization.

1354943 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6480, while the sum is 29.

The square root of 1354943 is about 1164.0201888284. The cubic root of 1354943 is about 110.6556707918.

The spelling of 1354943 in words is "one million, three hundred fifty-four thousand, nine hundred forty-three".