383053897 has 2 divisors, whose sum is σ = 383053898. Its totient is φ = 383053896.

The previous prime is 383053871. The next prime is 383053943. The reversal of 383053897 is 798350383.

It is a happy number.

It is an a-pointer prime, because the next prime (383053943) can be obtained adding 383053897 to its sum of digits (46).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 378847296 + 4206601 = 19464^2 + 2051^2 .

It is a cyclic number.

It is not a de Polignac number, because 383053897 - 2¹¹ = 383051849 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (383053817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 191526948 + 191526949.

It is an arithmetic number, because the mean of its divisors is an integer number (191526949).

Almost surely, 2^383053897 is an apocalyptic number.

It is an amenable number.

383053897 is a deficient number, since it is larger than the sum of its proper divisors (1).

383053897 is an equidigital number, since it uses as much as digits as its factorization.

383053897 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 544320, while the sum is 46.

The square root of 383053897 is about 19571.7627463650. The cubic root of 383053897 is about 726.2508075865.

The spelling of 383053897 in words is "three hundred eighty-three million, fifty-three thousand, eight hundred ninety-seven".