1123413025 has 12 divisors (see below), whose sum is σ = 1592036992. Its totient is φ = 770340240.

The previous prime is 1123413013. The next prime is 1123413037. The reversal of 1123413025 is 5203143211.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1123413013) and next prime (1123413037).

It is not a de Polignac number, because 1123413025 - 2¹³ = 1123404833 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1123412987 and 1123413005.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3209577 + ... + 3209926.

Almost surely, 2^1123413025 is an apocalyptic number.

It is an amenable number.

1123413025 is a deficient number, since it is larger than the sum of its proper divisors (468623967).

1123413025 is an equidigital number, since it uses as much as digits as its factorization.

1123413025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6419520 (or 6419515 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 1123413025 is about 33517.3540870994. The cubic root of 1123413025 is about 1039.5526382754.

Adding to 1123413025 its reverse (5203143211), we get a palindrome (6326556236).

The spelling of 1123413025 in words is "one billion, one hundred twenty-three million, four hundred thirteen thousand, twenty-five".