1123302725 has 6 divisors (see below), whose sum is σ = 1392895410. Its totient is φ = 898642160.

The previous prime is 1123302683. The next prime is 1123302767. The reversal of 1123302725 is 5272033211.

It is an interprime number because it is at equal distance from previous prime (1123302683) and next prime (1123302767).

It can be written as a sum of positive squares in 3 ways, for example, as 109453444 + 1013849281 = 10462^2 + 31841^2 .

It is not a de Polignac number, because 1123302725 - 2⁸ = 1123302469 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1123302694 and 1123302703.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22466030 + ... + 22466079.

It is an arithmetic number, because the mean of its divisors is an integer number (232149235).

Almost surely, 2^1123302725 is an apocalyptic number.

It is an amenable number.

1123302725 is a deficient number, since it is larger than the sum of its proper divisors (269592685).

1123302725 is an equidigital number, since it uses as much as digits as its factorization.

1123302725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44932119 (or 44932114 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 1123302725 is about 33515.7086304318. The cubic root of 1123302725 is about 1039.5186150485.

Adding to 1123302725 its reverse (5272033211), we get a palindrome (6395335936).

The spelling of 1123302725 in words is "one billion, one hundred twenty-three million, three hundred two thousand, seven hundred twenty-five".