385455353 has 2 divisors, whose sum is σ = 385455354. Its totient is φ = 385455352.

The previous prime is 385455349. The next prime is 385455359. The reversal of 385455353 is 353554583.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 362826304 + 22629049 = 19048^2 + 4757^2 .

It is an emirp because it is prime and its reverse (353554583) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 385455353 - 2² = 385455349 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 385455353.

It is not a weakly prime, because it can be changed into another prime (385455359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192727676 + 192727677.

It is an arithmetic number, because the mean of its divisors is an integer number (192727677).

Almost surely, 2^385455353 is an apocalyptic number.

It is an amenable number.

385455353 is a deficient number, since it is larger than the sum of its proper divisors (1).

385455353 is an equidigital number, since it uses as much as digits as its factorization.

385455353 is an evil number, because the sum of its binary digits is even.

The product of its digits is 540000, while the sum is 41.

The square root of 385455353 is about 19633.0169102968. The cubic root of 385455353 is about 727.7653267122.

The spelling of 385455353 in words is "three hundred eighty-five million, four hundred fifty-five thousand, three hundred fifty-three".