385402301 has 2 divisors, whose sum is σ = 385402302. Its totient is φ = 385402300.

The previous prime is 385402247. The next prime is 385402319. The reversal of 385402301 is 103204583.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 211848025 + 173554276 = 14555^2 + 13174^2 .

It is an emirp because it is prime and its reverse (103204583) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-385402301 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (385402351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192701150 + 192701151.

It is an arithmetic number, because the mean of its divisors is an integer number (192701151).

Almost surely, 2^385402301 is an apocalyptic number.

It is an amenable number.

385402301 is a deficient number, since it is larger than the sum of its proper divisors (1).

385402301 is an equidigital number, since it uses as much as digits as its factorization.

385402301 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 385402301 is about 19631.6657724198. The cubic root of 385402301 is about 727.7319366128.

Adding to 385402301 its reverse (103204583), we get a palindrome (488606884).

The spelling of 385402301 in words is "three hundred eighty-five million, four hundred two thousand, three hundred one".