68914799 has 2 divisors, whose sum is σ = 68914800. Its totient is φ = 68914798.

The previous prime is 68914789. The next prime is 68914823. The reversal of 68914799 is 99741986.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 68914799 - 2¹² = 68910703 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 68914799.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (68914709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34457399 + 34457400.

It is an arithmetic number, because the mean of its divisors is an integer number (34457400).

Almost surely, 2^68914799 is an apocalyptic number.

68914799 is a deficient number, since it is larger than the sum of its proper divisors (1).

68914799 is an equidigital number, since it uses as much as digits as its factorization.

68914799 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 979776, while the sum is 53.

The square root of 68914799 is about 8301.4937812420. The cubic root of 68914799 is about 409.9877033790.

The spelling of 68914799 in words is "sixty-eight million, nine hundred fourteen thousand, seven hundred ninety-nine".