1045027489 has 8 divisors (see below), whose sum is σ = 1142376768. Its totient is φ = 948069360.

The previous prime is 1045027457. The next prime is 1045027523. The reversal of 1045027489 is 9847205401.

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

It is a cyclic number.

It is not a de Polignac number, because 1045027489 - 2⁵ = 1045027457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1045027429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92182 + ... + 102895.

It is an arithmetic number, because the mean of its divisors is an integer number (142797096).

Almost surely, 2^1045027489 is an apocalyptic number.

It is an amenable number.

1045027489 is a deficient number, since it is larger than the sum of its proper divisors (97349279).

1045027489 is a wasteful number, since it uses less digits than its factorization.

1045027489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195575.

The product of its (nonzero) digits is 80640, while the sum is 40.

The square root of 1045027489 is about 32326.8849257085. The cubic root of 1045027489 is about 1014.7893595750.

The spelling of 1045027489 in words is "one billion, forty-five million, twenty-seven thousand, four hundred eighty-nine".