1053323453545 has 8 divisors (see below), whose sum is σ = 1378896157440. Its totient is φ = 766053420720.

The previous prime is 1053323453543. The next prime is 1053323453549. The reversal of 1053323453545 is 5453543233501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1053323453545 - 2¹ = 1053323453543 is a prime.

It is a super-2 number, since 2×1053323453545² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1053323453543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9575667705 + ... + 9575667814.

It is an arithmetic number, because the mean of its divisors is an integer number (172362019680).

Almost surely, 2^{1053323453545} is an apocalyptic number.

It is an amenable number.

1053323453545 is a deficient number, since it is larger than the sum of its proper divisors (325572703895).

1053323453545 is a wasteful number, since it uses less digits than its factorization.

1053323453545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19151335535.

The product of its (nonzero) digits is 1620000, while the sum is 43.

The spelling of 1053323453545 in words is "one trillion, fifty-three billion, three hundred twenty-three million, four hundred fifty-three thousand, five hundred forty-five".