3180481 has 2 divisors, whose sum is σ = 3180482. Its totient is φ = 3180480.

The previous prime is 3180473. The next prime is 3180491. The reversal of 3180481 is 1840813.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3027600 + 152881 = 1740^2 + 391^2 .

It is a cyclic number.

It is not a de Polignac number, because 3180481 - 2³ = 3180473 is a prime.

It is a super-2 number, since 2×3180481² = 20230918782722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3180431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1590240 + 1590241.

It is an arithmetic number, because the mean of its divisors is an integer number (1590241).

Almost surely, 2^3180481 is an apocalyptic number.

It is an amenable number.

3180481 is a deficient number, since it is larger than the sum of its proper divisors (1).

3180481 is an equidigital number, since it uses as much as digits as its factorization.

3180481 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 768, while the sum is 25.

The square root of 3180481 is about 1783.3903106163. The cubic root of 3180481 is about 147.0610294665.

Subtracting from 3180481 its product of nonzero digits (768), we obtain a palindrome (3179713).

The spelling of 3180481 in words is "three million, one hundred eighty thousand, four hundred eighty-one".