6885514453 has 2 divisors, whose sum is σ = 6885514454. Its totient is φ = 6885514452.

The previous prime is 6885514417. The next prime is 6885514463. The reversal of 6885514453 is 3544155886.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6865282449 + 20232004 = 82857^2 + 4498^2 .

It is a cyclic number.

It is not a de Polignac number, because 6885514453 - 2²¹ = 6883417301 is a prime.

It is a super-3 number, since 3×6885514453³ (a number of 30 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6885514397 and 6885514406.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6885514463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3442757226 + 3442757227.

It is an arithmetic number, because the mean of its divisors is an integer number (3442757227).

Almost surely, 2^6885514453 is an apocalyptic number.

It is an amenable number.

6885514453 is a deficient number, since it is larger than the sum of its proper divisors (1).

6885514453 is an equidigital number, since it uses as much as digits as its factorization.

6885514453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2304000, while the sum is 49.

The square root of 6885514453 is about 82979.0000723075. Note that the first 4 decimals coincide. The cubic root of 6885514453 is about 1902.4450933553.

The spelling of 6885514453 in words is "six billion, eight hundred eighty-five million, five hundred fourteen thousand, four hundred fifty-three".