655941443 has 2 divisors, whose sum is σ = 655941444. Its totient is φ = 655941442.

The previous prime is 655941371. The next prime is 655941449. The reversal of 655941443 is 344149556.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 655941443 - 2¹⁰ = 655940419 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 655941443.

It is not a weakly prime, because it can be changed into another prime (655941449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 327970721 + 327970722.

It is an arithmetic number, because the mean of its divisors is an integer number (327970722).

Almost surely, 2^655941443 is an apocalyptic number.

655941443 is a deficient number, since it is larger than the sum of its proper divisors (1).

655941443 is an equidigital number, since it uses as much as digits as its factorization.

655941443 is an evil number, because the sum of its binary digits is even.

The product of its digits is 259200, while the sum is 41.

The square root of 655941443 is about 25611.3537908483. The cubic root of 655941443 is about 868.8704427460.

The spelling of 655941443 in words is "six hundred fifty-five million, nine hundred forty-one thousand, four hundred forty-three".