40014613 has 2 divisors, whose sum is σ = 40014614. Its totient is φ = 40014612.

The previous prime is 40014599. The next prime is 40014631. The reversal of 40014613 is 31641004.

It is a happy number.

Together with next prime (40014631) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39652209 + 362404 = 6297^2 + 602^2 .

It is a cyclic number.

It is not a de Polignac number, because 40014613 - 2⁹ = 40014101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40014313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20007306 + 20007307.

It is an arithmetic number, because the mean of its divisors is an integer number (20007307).

Almost surely, 2^40014613 is an apocalyptic number.

It is an amenable number.

40014613 is a deficient number, since it is larger than the sum of its proper divisors (1).

40014613 is an equidigital number, since it uses as much as digits as its factorization.

40014613 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 40014613 is about 6325.7104739310. The cubic root of 40014613 is about 342.0368307291.

Adding to 40014613 its reverse (31641004), we get a palindrome (71655617).

The spelling of 40014613 in words is "forty million, fourteen thousand, six hundred thirteen".