6614729453 has 2 divisors, whose sum is σ = 6614729454. Its totient is φ = 6614729452.

The previous prime is 6614729449. The next prime is 6614729503. The reversal of 6614729453 is 3549274166.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4689099529 + 1925629924 = 68477^2 + 43882^2 .

It is a cyclic number.

It is not a de Polignac number, because 6614729453 - 2² = 6614729449 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6614729398 and 6614729407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6614729153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3307364726 + 3307364727.

It is an arithmetic number, because the mean of its divisors is an integer number (3307364727).

Almost surely, 2^6614729453 is an apocalyptic number.

It is an amenable number.

6614729453 is a deficient number, since it is larger than the sum of its proper divisors (1).

6614729453 is an equidigital number, since it uses as much as digits as its factorization.

6614729453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1088640, while the sum is 47.

The square root of 6614729453 is about 81330.9870406108. The cubic root of 6614729453 is about 1877.1718315105.

The spelling of 6614729453 in words is "six billion, six hundred fourteen million, seven hundred twenty-nine thousand, four hundred fifty-three".