16453561039 has 2 divisors, whose sum is σ = 16453561040. Its totient is φ = 16453561038.

The previous prime is 16453561021. The next prime is 16453561067. The reversal of 16453561039 is 93016535461.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (93016535461) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16453561039 - 2⁷ = 16453560911 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16453560986 and 16453561004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16453591039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8226780519 + 8226780520.

It is an arithmetic number, because the mean of its divisors is an integer number (8226780520).

Almost surely, 2^16453561039 is an apocalyptic number.

16453561039 is a deficient number, since it is larger than the sum of its proper divisors (1).

16453561039 is an equidigital number, since it uses as much as digits as its factorization.

16453561039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 291600, while the sum is 43.

The spelling of 16453561039 in words is "sixteen billion, four hundred fifty-three million, five hundred sixty-one thousand, thirty-nine".