38541231983 has 2 divisors, whose sum is σ = 38541231984. Its totient is φ = 38541231982.

The previous prime is 38541231979. The next prime is 38541231991. The reversal of 38541231983 is 38913214583.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 38541231983 - 2² = 38541231979 is a prime.

It is a super-2 number, since 2×38541231983² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38541231973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19270615991 + 19270615992.

It is an arithmetic number, because the mean of its divisors is an integer number (19270615992).

Almost surely, 2^38541231983 is an apocalyptic number.

38541231983 is a deficient number, since it is larger than the sum of its proper divisors (1).

38541231983 is an equidigital number, since it uses as much as digits as its factorization.

38541231983 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 622080, while the sum is 47.

The spelling of 38541231983 in words is "thirty-eight billion, five hundred forty-one million, two hundred thirty-one thousand, nine hundred eighty-three".