67061313 has 12 divisors (see below), whose sum is σ = 105672528. Its totient is φ = 40643160.

The previous prime is 67061303. The next prime is 67061321. The reversal of 67061313 is 31316076.

It is not a de Polignac number, because 67061313 - 2²¹ = 64964161 is a prime.

It is not an unprimeable number, because it can be changed into a prime (67061303) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 338595 + ... + 338792.

It is an arithmetic number, because the mean of its divisors is an integer number (8806044).

Almost surely, 2^67061313 is an apocalyptic number.

It is an amenable number.

67061313 is a deficient number, since it is larger than the sum of its proper divisors (38611215).

67061313 is a wasteful number, since it uses less digits than its factorization.

67061313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 677404 (or 677401 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 27.

The square root of 67061313 is about 8189.0972029889. The cubic root of 67061313 is about 406.2786656538.

Adding to 67061313 its reverse (31316076), we get a palindrome (98377389).

The spelling of 67061313 in words is "sixty-seven million, sixty-one thousand, three hundred thirteen".