1948422107 has 2 divisors, whose sum is σ = 1948422108. Its totient is φ = 1948422106.

The previous prime is 1948422097. The next prime is 1948422143. The reversal of 1948422107 is 7012248491.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1948422107 is a prime.

It is not a weakly prime, because it can be changed into another prime (1948122107) 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, 974211053 + 974211054.

It is an arithmetic number, because the mean of its divisors is an integer number (974211054).

Almost surely, 2^1948422107 is an apocalyptic number.

1948422107 is a deficient number, since it is larger than the sum of its proper divisors (1).

1948422107 is an equidigital number, since it uses as much as digits as its factorization.

1948422107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32256, while the sum is 38.

The square root of 1948422107 is about 44140.9345959054. The cubic root of 1948422107 is about 1248.9959098183.

The spelling of 1948422107 in words is "one billion, nine hundred forty-eight million, four hundred twenty-two thousand, one hundred seven".