1954343 has 2 divisors, whose sum is σ = 1954344. Its totient is φ = 1954342.

The previous prime is 1954327. The next prime is 1954349. The reversal of 1954343 is 3434591.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1954343 - 2⁴ = 1954327 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a d-powerful number, because it can be written as 1 + 9² + 5⁹ + 4 + 3³ + 4⁵ + 3⁴ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1954349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 977171 + 977172.

It is an arithmetic number, because the mean of its divisors is an integer number (977172).

2^1954343 is an apocalyptic number.

1954343 is a deficient number, since it is larger than the sum of its proper divisors (1).

1954343 is an equidigital number, since it uses as much as digits as its factorization.

1954343 is an evil number, because the sum of its binary digits is even.

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

The square root of 1954343 is about 1397.9781829485. The cubic root of 1954343 is about 125.0259786005.

The spelling of 1954343 in words is "one million, nine hundred fifty-four thousand, three hundred forty-three".