1045019487 has 16 divisors (see below), whose sum is σ = 1417457888. Its totient is φ = 684650880.

The previous prime is 1045019483. The next prime is 1045019491. The reversal of 1045019487 is 7849105401.

It is an interprime number because it is at equal distance from previous prime (1045019483) and next prime (1045019491).

It is not a de Polignac number, because 1045019487 - 2² = 1045019483 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1045019483) 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, 308133 + ... + 311505.

It is an arithmetic number, because the mean of its divisors is an integer number (88591118).

Almost surely, 2^1045019487 is an apocalyptic number.

1045019487 is a deficient number, since it is larger than the sum of its proper divisors (372438401).

1045019487 is a wasteful number, since it uses less digits than its factorization.

1045019487 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5130.

The product of its (nonzero) digits is 40320, while the sum is 39.

The square root of 1045019487 is about 32326.7611585200. The cubic root of 1045019487 is about 1014.7867694150.

The spelling of 1045019487 in words is "one billion, forty-five million, nineteen thousand, four hundred eighty-seven".