1045375425 has 18 divisors (see below), whose sum is σ = 1872383942. Its totient is φ = 557533440.

The previous prime is 1045375391. The next prime is 1045375427. The reversal of 1045375425 is 5245735401.

1045375425 is a `hidden beast` number, since 104 + 5 + 3 + 7 + 542 + 5 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 1245456 + 1044129969 = 1116^2 + 32313^2 .

It is not a de Polignac number, because 1045375425 - 2¹¹ = 1045373377 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1045375425.

It is not an unprimeable number, because it can be changed into a prime (1045375427) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2322832 + ... + 2323281.

Almost surely, 2^1045375425 is an apocalyptic number.

1045375425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1045375425 is a deficient number, since it is larger than the sum of its proper divisors (827008517).

1045375425 is a wasteful number, since it uses less digits than its factorization.

1045375425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4646129 (or 4646121 counting only the distinct ones).

The product of its (nonzero) digits is 84000, while the sum is 36.

The square root of 1045375425 is about 32332.2660047204. The cubic root of 1045375425 is about 1014.9019698735.

The spelling of 1045375425 in words is "one billion, forty-five million, three hundred seventy-five thousand, four hundred twenty-five".