1045041225 has 48 divisors (see below), whose sum is σ = 1807598592. Its totient is φ = 531741760.

The previous prime is 1045041223. The next prime is 1045041233. The reversal of 1045041225 is 5221405401.

It is not a de Polignac number, because 1045041225 - 2¹ = 1045041223 is a prime.

It is a super-2 number, since 2×1045041225² = 2184222323899001250, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1045041195 and 1045041204.

It is not an unprimeable number, because it can be changed into a prime (1045041223) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1177732 + ... + 1178618.

It is an arithmetic number, because the mean of its divisors is an integer number (37658304).

Almost surely, 2^1045041225 is an apocalyptic number.

1045041225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1045041225 is a deficient number, since it is larger than the sum of its proper divisors (762557367).

1045041225 is a wasteful number, since it uses less digits than its factorization.

1045041225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1606 (or 1601 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 1045041225 is about 32327.0973797525. The cubic root of 1045041225 is about 1014.7938057374.

Adding to 1045041225 its reverse (5221405401), we get a palindrome (6266446626).

The spelling of 1045041225 in words is "one billion, forty-five million, forty-one thousand, two hundred twenty-five".