68654371 has 2 divisors, whose sum is σ = 68654372. Its totient is φ = 68654370.

The previous prime is 68654321. The next prime is 68654389. The reversal of 68654371 is 17345686.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 68654371 - 2¹¹ = 68652323 is a prime.

It is not a weakly prime, because it can be changed into another prime (68654321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34327185 + 34327186.

It is an arithmetic number, because the mean of its divisors is an integer number (34327186).

Almost surely, 2^68654371 is an apocalyptic number.

68654371 is a deficient number, since it is larger than the sum of its proper divisors (1).

68654371 is an equidigital number, since it uses as much as digits as its factorization.

68654371 is an evil number, because the sum of its binary digits is even.

The product of its digits is 120960, while the sum is 40.

The square root of 68654371 is about 8285.7933235147. The cubic root of 68654371 is about 409.4706056525.

It can be divided in two parts, 6865 and 4371, that added together give a square (11236 = 106²).

The spelling of 68654371 in words is "sixty-eight million, six hundred fifty-four thousand, three hundred seventy-one".