5519782453 has 2 divisors, whose sum is σ = 5519782454. Its totient is φ = 5519782452.

The previous prime is 5519782451. The next prime is 5519782487. The reversal of 5519782453 is 3542879155.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4599145489 + 920636964 = 67817^2 + 30342^2 .

It is a cyclic number.

It is not a de Polignac number, because 5519782453 - 2¹ = 5519782451 is a prime.

Together with 5519782451, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 5519782397 and 5519782406.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5519782451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2759891226 + 2759891227.

It is an arithmetic number, because the mean of its divisors is an integer number (2759891227).

Almost surely, 2^5519782453 is an apocalyptic number.

It is an amenable number.

5519782453 is a deficient number, since it is larger than the sum of its proper divisors (1).

5519782453 is an equidigital number, since it uses as much as digits as its factorization.

5519782453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1512000, while the sum is 49.

The square root of 5519782453 is about 74295.2384275062. The cubic root of 5519782453 is about 1767.2879671922.

The spelling of 5519782453 in words is "five billion, five hundred nineteen million, seven hundred eighty-two thousand, four hundred fifty-three".