1100285613025 has 9 divisors (see below), whose sum is σ = 1364360663641. Its totient is φ = 880224294640.

The previous prime is 1100285613019. The next prime is 1100285613041. The reversal of 1100285613025 is 5203165820011.

The square root of 1100285613025 is 1048945.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 373195144609 + 727090468416 = 610897^2 + 852696^2 .

It is not a de Polignac number, because 1100285613025 - 2³ = 1100285613017 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 5139831 + ... + 5349619.

Almost surely, 2^{1100285613025} is an apocalyptic number.

1100285613025 is the 1048945-th square number.

1100285613025 is the 524473-rd centered octagonal number.

It is an amenable number.

1100285613025 is a deficient number, since it is larger than the sum of its proper divisors (264075050616).

1100285613025 is an frugal number, since it uses more digits than its factorization.

1100285613025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 419588 (or 209794 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 34.

The spelling of 1100285613025 in words is "one trillion, one hundred billion, two hundred eighty-five million, six hundred thirteen thousand, twenty-five".