1045564457 has 8 divisors (see below), whose sum is σ = 1204340736. Its totient is φ = 889140672.

The previous prime is 1045564453. The next prime is 1045564459. The reversal of 1045564457 is 7544655401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1045564457 - 2² = 1045564453 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1045564453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 587168 + ... + 588945.

It is an arithmetic number, because the mean of its divisors is an integer number (150542592).

Almost surely, 2^1045564457 is an apocalyptic number.

It is an amenable number.

1045564457 is a deficient number, since it is larger than the sum of its proper divisors (158776279).

1045564457 is a wasteful number, since it uses less digits than its factorization.

1045564457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1176247.

The product of its (nonzero) digits is 336000, while the sum is 41.

The square root of 1045564457 is about 32335.1891443362. The cubic root of 1045564457 is about 1014.9631400464.

The spelling of 1045564457 in words is "one billion, forty-five million, five hundred sixty-four thousand, four hundred fifty-seven".