67480313 has 2 divisors, whose sum is σ = 67480314. Its totient is φ = 67480312.

The previous prime is 67480291. The next prime is 67480337. The reversal of 67480313 is 31308476.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 66373609 + 1106704 = 8147^2 + 1052^2 .

It is a cyclic number.

It is not a de Polignac number, because 67480313 - 2⁶ = 67480249 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 67480313.

It is not a weakly prime, because it can be changed into another prime (67480393) 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, 33740156 + 33740157.

It is an arithmetic number, because the mean of its divisors is an integer number (33740157).

Almost surely, 2^67480313 is an apocalyptic number.

It is an amenable number.

67480313 is a deficient number, since it is larger than the sum of its proper divisors (1).

67480313 is an equidigital number, since it uses as much as digits as its factorization.

67480313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 67480313 is about 8214.6401625391. The cubic root of 67480313 is about 407.1230543887.

Adding to 67480313 its reverse (31308476), we get a palindrome (98788789).

The spelling of 67480313 in words is "sixty-seven million, four hundred eighty thousand, three hundred thirteen".