3900441401 has 2 divisors, whose sum is σ = 3900441402. Its totient is φ = 3900441400.

The previous prime is 3900441383. The next prime is 3900441409. The reversal of 3900441401 is 1041440093.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2199703801 + 1700737600 = 46901^2 + 41240^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3900441401 is a prime.

It is not a weakly prime, because it can be changed into another prime (3900441409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1950220700 + 1950220701.

It is an arithmetic number, because the mean of its divisors is an integer number (1950220701).

Almost surely, 2^3900441401 is an apocalyptic number.

It is an amenable number.

3900441401 is a deficient number, since it is larger than the sum of its proper divisors (1).

3900441401 is an equidigital number, since it uses as much as digits as its factorization.

3900441401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 3900441401 is about 62453.5139203552. The cubic root of 3900441401 is about 1574.1202983282.

Adding to 3900441401 its reverse (1041440093), we get a palindrome (4941881494).

The spelling of 3900441401 in words is "three billion, nine hundred million, four hundred forty-one thousand, four hundred one".