1039825841 has 2 divisors, whose sum is σ = 1039825842. Its totient is φ = 1039825840.

The previous prime is 1039825823. The next prime is 1039825873. The reversal of 1039825841 is 1485289301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1029126400 + 10699441 = 32080^2 + 3271^2 .

It is an emirp because it is prime and its reverse (1485289301) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1039825841 - 2¹⁰ = 1039824817 is a prime.

It is a super-2 number, since 2×1039825841² = 2162475559222714562, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1039828841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 519912920 + 519912921.

It is an arithmetic number, because the mean of its divisors is an integer number (519912921).

Almost surely, 2^1039825841 is an apocalyptic number.

It is an amenable number.

1039825841 is a deficient number, since it is larger than the sum of its proper divisors (1).

1039825841 is an equidigital number, since it uses as much as digits as its factorization.

1039825841 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69120, while the sum is 41.

The square root of 1039825841 is about 32246.3306594719. The cubic root of 1039825841 is about 1013.1028459102.

The spelling of 1039825841 in words is "one billion, thirty-nine million, eight hundred twenty-five thousand, eight hundred forty-one".