3980513 has 2 divisors, whose sum is σ = 3980514. Its totient is φ = 3980512.

The previous prime is 3980503. The next prime is 3980521. The reversal of 3980513 is 3150893.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3972049 + 8464 = 1993^2 + 92^2 .

It is an emirp because it is prime and its reverse (3150893) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3980513 - 2¹² = 3976417 is a prime.

It is not a weakly prime, because it can be changed into another prime (3980503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1990256 + 1990257.

It is an arithmetic number, because the mean of its divisors is an integer number (1990257).

Almost surely, 2^3980513 is an apocalyptic number.

It is an amenable number.

3980513 is a deficient number, since it is larger than the sum of its proper divisors (1).

3980513 is an equidigital number, since it uses as much as digits as its factorization.

3980513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 3980513 is about 1995.1223020156. The cubic root of 3980513 is about 158.4819047433.

The spelling of 3980513 in words is "three million, nine hundred eighty thousand, five hundred thirteen".