38338453 has 2 divisors, whose sum is σ = 38338454. Its totient is φ = 38338452.

The previous prime is 38338429. The next prime is 38338459. The reversal of 38338453 is 35483383.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37662769 + 675684 = 6137^2 + 822^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38338453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38338459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19169226 + 19169227.

It is an arithmetic number, because the mean of its divisors is an integer number (19169227).

Almost surely, 2^38338453 is an apocalyptic number.

It is an amenable number.

38338453 is a deficient number, since it is larger than the sum of its proper divisors (1).

38338453 is an equidigital number, since it uses as much as digits as its factorization.

38338453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 103680, while the sum is 37.

The square root of 38338453 is about 6191.8053102468. The cubic root of 38338453 is about 337.1927240758.

The spelling of 38338453 in words is "thirty-eight million, three hundred thirty-eight thousand, four hundred fifty-three".