38123573 has 2 divisors, whose sum is σ = 38123574. Its totient is φ = 38123572.

The previous prime is 38123531. The next prime is 38123611. The reversal of 38123573 is 37532183.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33097009 + 5026564 = 5753^2 + 2242^2 .

It is a cyclic number.

It is not a de Polignac number, because 38123573 - 2¹⁶ = 38058037 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 (38123473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19061786 + 19061787.

It is an arithmetic number, because the mean of its divisors is an integer number (19061787).

Almost surely, 2^38123573 is an apocalyptic number.

It is an amenable number.

38123573 is a deficient number, since it is larger than the sum of its proper divisors (1).

38123573 is an equidigital number, since it uses as much as digits as its factorization.

38123573 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15120, while the sum is 32.

The square root of 38123573 is about 6174.4289614506. The cubic root of 38123573 is about 336.5615756471.

The spelling of 38123573 in words is "thirty-eight million, one hundred twenty-three thousand, five hundred seventy-three".