2011453025 has 12 divisors (see below), whose sum is σ = 2494808700. Its totient is φ = 1608770880.

The previous prime is 2011453019. The next prime is 2011453027. The reversal of 2011453025 is 5203541102.

It can be written as a sum of positive squares in 6 ways, for example, as 59845696 + 1951607329 = 7736^2 + 44177^2 .

It is not a de Polignac number, because 2011453025 - 2⁴ = 2011453009 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2011453027) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 139871 + ... + 153579.

It is an arithmetic number, because the mean of its divisors is an integer number (207900725).

Almost surely, 2^2011453025 is an apocalyptic number.

2011453025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2011453025 is a deficient number, since it is larger than the sum of its proper divisors (483355675).

2011453025 is a wasteful number, since it uses less digits than its factorization.

2011453025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19588 (or 19583 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 2011453025 is about 44849.2254671137. The cubic root of 2011453025 is about 1262.3214582667.

Adding to 2011453025 its reverse (5203541102), we get a palindrome (7214994127).

The spelling of 2011453025 in words is "two billion, eleven million, four hundred fifty-three thousand, twenty-five".