1045447125 has 16 divisors (see below), whose sum is σ = 1739624640. Its totient is φ = 557571600.

The previous prime is 1045447121. The next prime is 1045447153. The reversal of 1045447125 is 5217445401.

1045447125 is nontrivially palindromic in base 14.

It is not a de Polignac number, because 1045447125 - 2² = 1045447121 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1045447121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1393555 + ... + 1394304.

It is an arithmetic number, because the mean of its divisors is an integer number (108726540).

Almost surely, 2^1045447125 is an apocalyptic number.

1045447125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1045447125 is a deficient number, since it is larger than the sum of its proper divisors (694177515).

1045447125 is an equidigital number, since it uses as much as digits as its factorization.

1045447125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2787877 (or 2787867 counting only the distinct ones).

The product of its (nonzero) digits is 22400, while the sum is 33.

The square root of 1045447125 is about 32333.3747851968. The cubic root of 1045447125 is about 1014.9251726406.

The spelling of 1045447125 in words is "one billion, forty-five million, four hundred forty-seven thousand, one hundred twenty-five".