948625819 has 2 divisors, whose sum is σ = 948625820. Its totient is φ = 948625818.

The previous prime is 948625793. The next prime is 948625829. The reversal of 948625819 is 918526849.

948625819 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (918526849) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 948625819 - 2¹³ = 948617627 is a prime.

It is a super-2 number, since 2×948625819² = 1799781888946841522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (948625829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 474312909 + 474312910.

It is an arithmetic number, because the mean of its divisors is an integer number (474312910).

Almost surely, 2^948625819 is an apocalyptic number.

948625819 is a deficient number, since it is larger than the sum of its proper divisors (1).

948625819 is an equidigital number, since it uses as much as digits as its factorization.

948625819 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1244160, while the sum is 52.

The square root of 948625819 is about 30799.7697881007. The cubic root of 948625819 is about 982.5733489214.

The spelling of 948625819 in words is "nine hundred forty-eight million, six hundred twenty-five thousand, eight hundred nineteen".