68590943 has 2 divisors, whose sum is σ = 68590944. Its totient is φ = 68590942.

The previous prime is 68590939. The next prime is 68590967. The reversal of 68590943 is 34909586.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 68590943 - 2² = 68590939 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 68590894 and 68590903.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (68590243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34295471 + 34295472.

It is an arithmetic number, because the mean of its divisors is an integer number (34295472).

Almost surely, 2^68590943 is an apocalyptic number.

68590943 is a deficient number, since it is larger than the sum of its proper divisors (1).

68590943 is an equidigital number, since it uses as much as digits as its factorization.

68590943 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 233280, while the sum is 44.

The square root of 68590943 is about 8281.9649238571. The cubic root of 68590943 is about 409.3444670272.

The spelling of 68590943 in words is "sixty-eight million, five hundred ninety thousand, nine hundred forty-three".