104303513 has 2 divisors, whose sum is σ = 104303514. Its totient is φ = 104303512.

The previous prime is 104303489. The next prime is 104303531. The reversal of 104303513 is 315303401.

It is a happy number.

Together with next prime (104303531) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 102657424 + 1646089 = 10132^2 + 1283^2 .

It is a cyclic number.

It is not a de Polignac number, because 104303513 - 2¹⁸ = 104041369 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (104303533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52151756 + 52151757.

It is an arithmetic number, because the mean of its divisors is an integer number (52151757).

Almost surely, 2^104303513 is an apocalyptic number.

It is an amenable number.

104303513 is a deficient number, since it is larger than the sum of its proper divisors (1).

104303513 is an equidigital number, since it uses as much as digits as its factorization.

104303513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 104303513 is about 10212.9091350114. The cubic root of 104303513 is about 470.7239680062.

Adding to 104303513 its reverse (315303401), we get a palindrome (419606914).

The spelling of 104303513 in words is "one hundred four million, three hundred three thousand, five hundred thirteen".