68273713 has 2 divisors, whose sum is σ = 68273714. Its totient is φ = 68273712.

The previous prime is 68273641. The next prime is 68273767. The reversal of 68273713 is 31737286.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 63728289 + 4545424 = 7983^2 + 2132^2 .

It is a cyclic number.

It is not a de Polignac number, because 68273713 - 2¹³ = 68265521 is a prime.

It is a super-2 number, since 2×68273713² = 9322599773612738, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (68673713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34136856 + 34136857.

It is an arithmetic number, because the mean of its divisors is an integer number (34136857).

Almost surely, 2^68273713 is an apocalyptic number.

It is an amenable number.

68273713 is a deficient number, since it is larger than the sum of its proper divisors (1).

68273713 is an equidigital number, since it uses as much as digits as its factorization.

68273713 is an evil number, because the sum of its binary digits is even.

The product of its digits is 42336, while the sum is 37.

The square root of 68273713 is about 8262.7908723385. The cubic root of 68273713 is about 408.7124251045.

It can be divided in two parts, 68273 and 713, that added together give a palindrome (68986).

The spelling of 68273713 in words is "sixty-eight million, two hundred seventy-three thousand, seven hundred thirteen".