38413157 has 2 divisors, whose sum is σ = 38413158. Its totient is φ = 38413156.

The previous prime is 38413153. The next prime is 38413159. The reversal of 38413157 is 75131483.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19351201 + 19061956 = 4399^2 + 4366^2 .

It is a cyclic number.

It is not a de Polignac number, because 38413157 - 2² = 38413153 is a prime.

Together with 38413159, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38413153) 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, 19206578 + 19206579.

It is an arithmetic number, because the mean of its divisors is an integer number (19206579).

Almost surely, 2^38413157 is an apocalyptic number.

It is an amenable number.

38413157 is a deficient number, since it is larger than the sum of its proper divisors (1).

38413157 is an equidigital number, since it uses as much as digits as its factorization.

38413157 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10080, while the sum is 32.

The square root of 38413157 is about 6197.8348638859. The cubic root of 38413157 is about 337.4115931222.

The spelling of 38413157 in words is "thirty-eight million, four hundred thirteen thousand, one hundred fifty-seven".