2148646207 has 2 divisors, whose sum is σ = 2148646208. Its totient is φ = 2148646206.

The previous prime is 2148646169. The next prime is 2148646237. The reversal of 2148646207 is 7026468412.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2148646207 - 2⁷ = 2148646079 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2148646207.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2148646237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1074323103 + 1074323104.

It is an arithmetic number, because the mean of its divisors is an integer number (1074323104).

Almost surely, 2^2148646207 is an apocalyptic number.

2148646207 is a deficient number, since it is larger than the sum of its proper divisors (1).

2148646207 is an equidigital number, since it uses as much as digits as its factorization.

2148646207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 129024, while the sum is 40.

The square root of 2148646207 is about 46353.4918533653. The cubic root of 2148646207 is about 1290.3919260630.

The spelling of 2148646207 in words is "two billion, one hundred forty-eight million, six hundred forty-six thousand, two hundred seven".