2803230261225 has 135 divisors (see below), whose sum is σ = 5274113878839. Its totient is φ = 1423276192800.

The previous prime is 2803230261199. The next prime is 2803230261259. The reversal of 2803230261225 is 5221620323082.

The square root of 2803230261225 is 1674285.

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

2803230261225 is a `hidden beast` number, since 2 + 8 + 0 + 3 + 2 + 30 + 2 + 612 + 2 + 5 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1009162894041 + 1794067367184 = 1004571^2 + 1339428^2 .

It is not a de Polignac number, because 2803230261225 - 2⁵ = 2803230261193 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2803230261225.

It is an unprimeable number.

It is a polite number, since it can be written in 134 ways as a sum of consecutive naturals, for example, 13285451370 + ... + 13285451580.

Almost surely, 2^{2803230261225} is an apocalyptic number.

2803230261225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2803230261225 is the 1674285-th square number.

2803230261225 is the 837143-rd centered octagonal number.

It is an amenable number.

2803230261225 is a deficient number, since it is larger than the sum of its proper divisors (2470883617614).

2803230261225 is an frugal number, since it uses more digits than its factorization.

2803230261225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 530 (or 242 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

Multiplying 2803230261225 by its sum of digits (36), we get a square (100916289404100 = 10045710²).

The spelling of 2803230261225 in words is "two trillion, eight hundred three billion, two hundred thirty million, two hundred sixty-one thousand, two hundred twenty-five".