5478219011 has 2 divisors, whose sum is σ = 5478219012. Its totient is φ = 5478219010.

The previous prime is 5478218989. The next prime is 5478219013. The reversal of 5478219011 is 1109128745.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5478219011 - 2²² = 5474024707 is a prime.

It is a Sophie Germain prime.

Together with 5478219013, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (5478219013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2739109505 + 2739109506.

It is an arithmetic number, because the mean of its divisors is an integer number (2739109506).

Almost surely, 2^5478219011 is an apocalyptic number.

5478219011 is a deficient number, since it is larger than the sum of its proper divisors (1).

5478219011 is an equidigital number, since it uses as much as digits as its factorization.

5478219011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 38.

The square root of 5478219011 is about 74014.9917989592. The cubic root of 5478219011 is about 1762.8409492542.

The spelling of 5478219011 in words is "five billion, four hundred seventy-eight million, two hundred nineteen thousand, eleven".