1051055505603 has 16 divisors (see below), whose sum is σ = 1624820106240. Its totient is φ = 670238293032.

The previous prime is 1051055505601. The next prime is 1051055505607. The reversal of 1051055505603 is 3065055501501.

1051055505603 is a `hidden beast` number, since 1 + 0 + 51 + 0 + 5 + 550 + 56 + 0 + 3 = 666.

1051055505603 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1051055505603 - 2¹ = 1051055505601 is a prime.

It is a super-2 number, since 2×1051055505603² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1051055505601) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 846259851 + ... + 846261092.

It is an arithmetic number, because the mean of its divisors is an integer number (101551256640).

Almost surely, 2^{1051055505603} is an apocalyptic number.

1051055505603 is a deficient number, since it is larger than the sum of its proper divisors (573764600637).

1051055505603 is a wasteful number, since it uses less digits than its factorization.

1051055505603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1692520975 (or 1692520969 counting only the distinct ones).

The product of its (nonzero) digits is 56250, while the sum is 36.

The spelling of 1051055505603 in words is "one trillion, fifty-one billion, fifty-five million, five hundred five thousand, six hundred three".