1045257201 has 24 divisors (see below), whose sum is σ = 1555382400. Its totient is φ = 676027296.

The previous prime is 1045257193. The next prime is 1045257209. The reversal of 1045257201 is 1027525401.

1045257201 is a `hidden beast` number, since 1 + 0 + 452 + 5 + 7 + 201 = 666.

It is an interprime number because it is at equal distance from previous prime (1045257193) and next prime (1045257209).

It is not a de Polignac number, because 1045257201 - 2³ = 1045257193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1045257209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 48600 + ... + 66726.

It is an arithmetic number, because the mean of its divisors is an integer number (64807600).

Almost surely, 2^1045257201 is an apocalyptic number.

It is an amenable number.

1045257201 is a deficient number, since it is larger than the sum of its proper divisors (510125199).

1045257201 is a wasteful number, since it uses less digits than its factorization.

1045257201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18325 (or 18322 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 27.

The square root of 1045257201 is about 32330.4376864898. The cubic root of 1045257201 is about 1014.8637092030.

The spelling of 1045257201 in words is "one billion, forty-five million, two hundred fifty-seven thousand, two hundred one".