1123610600025 has 27 divisors (see below), whose sum is σ = 2012539909471. Its totient is φ = 599250506640.

The previous prime is 1123610600003. The next prime is 1123610600041. The reversal of 1123610600025 is 5200060163211.

The square root of 1123610600025 is 1060005.

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

1123610600025 is a `hidden beast` number, since 1 + 1 + 2 + 36 + 1 + 0 + 600 + 0 + 25 = 666.

It can be written as a sum of positive squares in only one way, i.e., 404499816009 + 719110784016 = 636003^2 + 848004^2 .

It is not a de Polignac number, because 1123610600025 - 2³¹ = 1121463116377 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 15864742 + ... + 15935408.

Almost surely, 2^{1123610600025} is an apocalyptic number.

1123610600025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1123610600025 is the 1060005-th square number.

1123610600025 is the 530003-rd centered octagonal number.

It is an amenable number.

1123610600025 is a deficient number, since it is larger than the sum of its proper divisors (888929309446).

1123610600025 is an frugal number, since it uses more digits than its factorization.

1123610600025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141350 (or 70675 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

Adding to 1123610600025 its reverse (5200060163211), we get a palindrome (6323670763236).

The spelling of 1123610600025 in words is "one trillion, one hundred twenty-three billion, six hundred ten million, six hundred thousand, twenty-five".