19228960453 has 2 divisors, whose sum is σ = 19228960454. Its totient is φ = 19228960452.

The previous prime is 19228960451. The next prime is 19228960483. The reversal of 19228960453 is 35406982291.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11222647969 + 8006312484 = 105937^2 + 89478^2 .

It is a cyclic number.

It is not a de Polignac number, because 19228960453 - 2¹ = 19228960451 is a prime.

Together with 19228960451, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 19228960397 and 19228960406.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (19228960451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9614480226 + 9614480227.

It is an arithmetic number, because the mean of its divisors is an integer number (9614480227).

Almost surely, 2^19228960453 is an apocalyptic number.

It is an amenable number.

19228960453 is a deficient number, since it is larger than the sum of its proper divisors (1).

19228960453 is an equidigital number, since it uses as much as digits as its factorization.

19228960453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 933120, while the sum is 49.

The spelling of 19228960453 in words is "nineteen billion, two hundred twenty-eight million, nine hundred sixty thousand, four hundred fifty-three".