67414513 has 2 divisors, whose sum is σ = 67414514. Its totient is φ = 67414512.

The previous prime is 67414499. The next prime is 67414517. The reversal of 67414513 is 31541476.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 56445169 + 10969344 = 7513^2 + 3312^2 .

It is a cyclic number.

It is not a de Polignac number, because 67414513 - 2¹³ = 67406321 is a prime.

It is not a weakly prime, because it can be changed into another prime (67414517) 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, 33707256 + 33707257.

It is an arithmetic number, because the mean of its divisors is an integer number (33707257).

Almost surely, 2^67414513 is an apocalyptic number.

It is an amenable number.

67414513 is a deficient number, since it is larger than the sum of its proper divisors (1).

67414513 is an equidigital number, since it uses as much as digits as its factorization.

67414513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10080, while the sum is 31.

The square root of 67414513 is about 8210.6341411611. The cubic root of 67414513 is about 406.9906828978.

Adding to 67414513 its reverse (31541476), we get a palindrome (98955989).

The spelling of 67414513 in words is "sixty-seven million, four hundred fourteen thousand, five hundred thirteen".