5453507561 has 2 divisors, whose sum is σ = 5453507562. Its totient is φ = 5453507560.

The previous prime is 5453507533. The next prime is 5453507641. The reversal of 5453507561 is 1657053545.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5351800336 + 101707225 = 73156^2 + 10085^2 .

It is a cyclic number.

It is not a de Polignac number, because 5453507561 - 2¹⁴ = 5453491177 is a prime.

It is not a weakly prime, because it can be changed into another prime (5453507531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2726753780 + 2726753781.

It is an arithmetic number, because the mean of its divisors is an integer number (2726753781).

Almost surely, 2^5453507561 is an apocalyptic number.

It is an amenable number.

5453507561 is a deficient number, since it is larger than the sum of its proper divisors (1).

5453507561 is an equidigital number, since it uses as much as digits as its factorization.

5453507561 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 315000, while the sum is 41.

The square root of 5453507561 is about 73847.8676807936. The cubic root of 5453507561 is about 1760.1863138892.

The spelling of 5453507561 in words is "five billion, four hundred fifty-three million, five hundred seven thousand, five hundred sixty-one".