308241007 has 2 divisors, whose sum is σ = 308241008. Its totient is φ = 308241006.

The previous prime is 308240953. The next prime is 308241023. The reversal of 308241007 is 700142803.

It is a strong prime.

It is an emirp because it is prime and its reverse (700142803) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-308241007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (308241077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 154120503 + 154120504.

It is an arithmetic number, because the mean of its divisors is an integer number (154120504).

Almost surely, 2^308241007 is an apocalyptic number.

308241007 is a deficient number, since it is larger than the sum of its proper divisors (1).

308241007 is an equidigital number, since it uses as much as digits as its factorization.

308241007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 308241007 is about 17556.7937562643. The cubic root of 308241007 is about 675.5074424773.

The spelling of 308241007 in words is "three hundred eight million, two hundred forty-one thousand, seven".