1053563477569 has 4 divisors (see below), whose sum is σ = 1053581653440. Its totient is φ = 1053545301700.

The previous prime is 1053563477563. The next prime is 1053563477573. The reversal of 1053563477569 is 9657743653501.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1053563477569 - 2¹⁷ = 1053563346497 is a prime.

It is a super-2 number, since 2×1053563477569² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1053563477563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9000709 + ... + 9117010.

It is an arithmetic number, because the mean of its divisors is an integer number (263395413360).

Almost surely, 2^{1053563477569} is an apocalyptic number.

It is an amenable number.

1053563477569 is a deficient number, since it is larger than the sum of its proper divisors (18175871).

1053563477569 is an equidigital number, since it uses as much as digits as its factorization.

1053563477569 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18175870.

The product of its (nonzero) digits is 71442000, while the sum is 61.

The spelling of 1053563477569 in words is "one trillion, fifty-three billion, five hundred sixty-three million, four hundred seventy-seven thousand, five hundred sixty-nine".