38885453 has 2 divisors, whose sum is σ = 38885454. Its totient is φ = 38885452.

The previous prime is 38885321. The next prime is 38885461. The reversal of 38885453 is 35458883.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27175369 + 11710084 = 5213^2 + 3422^2 .

It is a cyclic number.

It is not a de Polignac number, because 38885453 - 2¹² = 38881357 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 (38885053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19442726 + 19442727.

It is an arithmetic number, because the mean of its divisors is an integer number (19442727).

Almost surely, 2^38885453 is an apocalyptic number.

It is an amenable number.

38885453 is a deficient number, since it is larger than the sum of its proper divisors (1).

38885453 is an equidigital number, since it uses as much as digits as its factorization.

38885453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 460800, while the sum is 44.

The square root of 38885453 is about 6235.8201545587. The cubic root of 38885453 is about 338.7888075255.

The spelling of 38885453 in words is "thirty-eight million, eight hundred eighty-five thousand, four hundred fifty-three".