2403161225 has 24 divisors (see below), whose sum is σ = 3176189568. Its totient is φ = 1797408000.

The previous prime is 2403161221. The next prime is 2403161227. The reversal of 2403161225 is 5221613042.

It is a happy number.

2403161225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2403161225 - 2² = 2403161221 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2403161194 and 2403161203.

It is not an unprimeable number, because it can be changed into a prime (2403161221) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45452 + ... + 82898.

It is an arithmetic number, because the mean of its divisors is an integer number (132341232).

Almost surely, 2^2403161225 is an apocalyptic number.

2403161225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2403161225 is a deficient number, since it is larger than the sum of its proper divisors (773028343).

2403161225 is a wasteful number, since it uses less digits than its factorization.

2403161225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37625 (or 37620 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 2403161225 is about 49022.0483558164. The cubic root of 2403161225 is about 1339.4534834165.

Adding to 2403161225 its reverse (5221613042), we get a palindrome (7624774267).

The spelling of 2403161225 in words is "two billion, four hundred three million, one hundred sixty-one thousand, two hundred twenty-five".