38945353 has 2 divisors, whose sum is σ = 38945354. Its totient is φ = 38945352.

The previous prime is 38945339. The next prime is 38945363. The reversal of 38945353 is 35354983.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38588944 + 356409 = 6212^2 + 597^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38945353 is a prime.

It is a zygodrome in base 8.

It is not a weakly prime, because it can be changed into another prime (38945363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19472676 + 19472677.

It is an arithmetic number, because the mean of its divisors is an integer number (19472677).

Almost surely, 2^38945353 is an apocalyptic number.

It is an amenable number.

38945353 is a deficient number, since it is larger than the sum of its proper divisors (1).

38945353 is an equidigital number, since it uses as much as digits as its factorization.

38945353 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 194400, while the sum is 40.

The square root of 38945353 is about 6240.6212030534. The cubic root of 38945353 is about 338.9626775014.

The spelling of 38945353 in words is "thirty-eight million, nine hundred forty-five thousand, three hundred fifty-three".