1045143045 has 12 divisors (see below), whose sum is σ = 1811581356. Its totient is φ = 557409600.

The previous prime is 1045143041. The next prime is 1045143049. The reversal of 1045143045 is 5403415401.

It is a happy number.

1045143045 is a `hidden beast` number, since 104 + 514 + 3 + 0 + 45 = 666.

It is an interprime number because it is at equal distance from previous prime (1045143041) and next prime (1045143049).

It can be written as a sum of positive squares in 2 ways, for example, as 677769156 + 367373889 = 26034^2 + 19167^2 .

It is not a de Polignac number, because 1045143045 - 2² = 1045143041 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1045143041) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11612656 + ... + 11612745.

It is an arithmetic number, because the mean of its divisors is an integer number (150965113).

Almost surely, 2^1045143045 is an apocalyptic number.

1045143045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1045143045 is a deficient number, since it is larger than the sum of its proper divisors (766438311).

1045143045 is a wasteful number, since it uses less digits than its factorization.

1045143045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23225412 (or 23225409 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 1045143045 is about 32328.6721812078. The cubic root of 1045143045 is about 1014.8267623159.

Adding to 1045143045 its reverse (5403415401), we get a palindrome (6448558446).

The spelling of 1045143045 in words is "one billion, forty-five million, one hundred forty-three thousand, forty-five".