67436113 has 2 divisors, whose sum is σ = 67436114. Its totient is φ = 67436112.

The previous prime is 67436081. The next prime is 67436123. The reversal of 67436113 is 31163476.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47651409 + 19784704 = 6903^2 + 4448^2 .

It is a cyclic number.

It is not a de Polignac number, because 67436113 - 2⁵ = 67436081 is a prime.

It is a super-3 number, since 3×67436113³ (a number of 24 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (67436123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33718056 + 33718057.

It is an arithmetic number, because the mean of its divisors is an integer number (33718057).

Almost surely, 2^67436113 is an apocalyptic number.

It is an amenable number.

67436113 is a deficient number, since it is larger than the sum of its proper divisors (1).

67436113 is an equidigital number, since it uses as much as digits as its factorization.

67436113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9072, while the sum is 31.

The square root of 67436113 is about 8211.9494031564. The cubic root of 67436113 is about 407.0341456460.

Adding to 67436113 its reverse (31163476), we get a palindrome (98599589).

The spelling of 67436113 in words is "sixty-seven million, four hundred thirty-six thousand, one hundred thirteen".