11339281738225 has 27 divisors (see below), whose sum is σ = 16356505379211. Its totient is φ = 7775426660400.

The previous prime is 11339281738091. The next prime is 11339281738237. The reversal of 11339281738225 is 52283718293311.

The square root of 11339281738225 is 3367385.

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

It can be written as a sum of positive squares in only one way, i.e., 4082141425761 + 7257140312464 = 2020431^2 + 2693908^2 .

It is not a de Polignac number, because 11339281738225 - 2²⁷ = 11339147520497 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 (19) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 117810370 + ... + 117906580.

Almost surely, 2^{11339281738225} is an apocalyptic number.

11339281738225 is the 3367385-th square number.

11339281738225 is the 1683693-rd centered octagonal number.

It is an amenable number.

11339281738225 is a deficient number, since it is larger than the sum of its proper divisors (5017223640986).

11339281738225 is an frugal number, since it uses more digits than its factorization.

11339281738225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192446 (or 96223 counting only the distinct ones).

The product of its digits is 4354560, while the sum is 55.

The spelling of 11339281738225 in words is "eleven trillion, three hundred thirty-nine billion, two hundred eighty-one million, seven hundred thirty-eight thousand, two hundred twenty-five".