1045143641 has 16 divisors (see below), whose sum is σ = 1105305600. Its totient is φ = 986893200.

The previous prime is 1045143613. The next prime is 1045143647. The reversal of 1045143641 is 1463415401.

1045143641 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 1045143641 - 2⁶ = 1045143577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1045143647) 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, 252176 + ... + 256286.

It is an arithmetic number, because the mean of its divisors is an integer number (69081600).

Almost surely, 2^1045143641 is an apocalyptic number.

It is an amenable number.

1045143641 is a deficient number, since it is larger than the sum of its proper divisors (60161959).

1045143641 is a wasteful number, since it uses less digits than its factorization.

1045143641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4340.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 1045143641 is about 32328.6813990302. The cubic root of 1045143641 is about 1014.8269552199.

The spelling of 1045143641 in words is "one billion, forty-five million, one hundred forty-three thousand, six hundred forty-one".