38498143 has 2 divisors, whose sum is σ = 38498144. Its totient is φ = 38498142.

The previous prime is 38498099. The next prime is 38498147. The reversal of 38498143 is 34189483.

It is a strong prime.

It is an emirp because it is prime and its reverse (34189483) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 38498143 - 2¹³ = 38489951 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 38498096 and 38498105.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38498147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19249071 + 19249072.

It is an arithmetic number, because the mean of its divisors is an integer number (19249072).

Almost surely, 2^38498143 is an apocalyptic number.

38498143 is a deficient number, since it is larger than the sum of its proper divisors (1).

38498143 is an equidigital number, since it uses as much as digits as its factorization.

38498143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 82944, while the sum is 40.

The square root of 38498143 is about 6204.6871798665. The cubic root of 38498143 is about 337.6602417851.

The spelling of 38498143 in words is "thirty-eight million, four hundred ninety-eight thousand, one hundred forty-three".