3681614941 has 2 divisors, whose sum is σ = 3681614942. Its totient is φ = 3681614940.

The previous prime is 3681614939. The next prime is 3681614947. The reversal of 3681614941 is 1494161863.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3411144025 + 270470916 = 58405^2 + 16446^2 .

It is a cyclic number.

It is not a de Polignac number, because 3681614941 - 2¹ = 3681614939 is a prime.

Together with 3681614939, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3681614947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1840807470 + 1840807471.

It is an arithmetic number, because the mean of its divisors is an integer number (1840807471).

Almost surely, 2^3681614941 is an apocalyptic number.

It is an amenable number.

3681614941 is a deficient number, since it is larger than the sum of its proper divisors (1).

3681614941 is an equidigital number, since it uses as much as digits as its factorization.

3681614941 is an evil number, because the sum of its binary digits is even.

The product of its digits is 124416, while the sum is 43.

The square root of 3681614941 is about 60676.3128494143. The cubic root of 3681614941 is about 1544.1143342281.

The spelling of 3681614941 in words is "three billion, six hundred eighty-one million, six hundred fourteen thousand, nine hundred forty-one".