654397343 has 2 divisors, whose sum is σ = 654397344. Its totient is φ = 654397342.

The previous prime is 654397327. The next prime is 654397409. The reversal of 654397343 is 343793456.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 654397343 - 2⁴ = 654397327 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 654397294 and 654397303.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (654397243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 327198671 + 327198672.

It is an arithmetic number, because the mean of its divisors is an integer number (327198672).

Almost surely, 2^654397343 is an apocalyptic number.

654397343 is a deficient number, since it is larger than the sum of its proper divisors (1).

654397343 is an equidigital number, since it uses as much as digits as its factorization.

654397343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 816480, while the sum is 44.

The square root of 654397343 is about 25581.1911958767. The cubic root of 654397343 is about 868.1881272842.

The spelling of 654397343 in words is "six hundred fifty-four million, three hundred ninety-seven thousand, three hundred forty-three".