1045011305553 has 4 divisors (see below), whose sum is σ = 1393348407408. Its totient is φ = 696674203700.

The previous prime is 1045011305521. The next prime is 1045011305561. The reversal of 1045011305553 is 3555031105401.

1045011305553 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 1045011305553 - 2⁵ = 1045011305521 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1045011305053) 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, 174168550923 + ... + 174168550928.

It is an arithmetic number, because the mean of its divisors is an integer number (348337101852).

Almost surely, 2^{1045011305553} is an apocalyptic number.

It is an amenable number.

1045011305553 is a deficient number, since it is larger than the sum of its proper divisors (348337101855).

1045011305553 is an equidigital number, since it uses as much as digits as its factorization.

1045011305553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348337101854.

The product of its (nonzero) digits is 22500, while the sum is 33.

The spelling of 1045011305553 in words is "one trillion, forty-five billion, eleven million, three hundred five thousand, five hundred fifty-three".