1045143254 has 8 divisors (see below), whose sum is σ = 1574220648. Its totient is φ = 520403040.

The previous prime is 1045143247. The next prime is 1045143301. The reversal of 1045143254 is 4523415401.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1083692 + ... + 1084655.

It is an arithmetic number, because the mean of its divisors is an integer number (196777581).

Almost surely, 2^1045143254 is an apocalyptic number.

1045143254 is a deficient number, since it is larger than the sum of its proper divisors (529077394).

1045143254 is a wasteful number, since it uses less digits than its factorization.

1045143254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2168590.

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 1045143254 is about 32328.6754136324. The cubic root of 1045143254 is about 1014.8268299618.

Adding to 1045143254 its reverse (4523415401), we get a palindrome (5568558655).

The spelling of 1045143254 in words is "one billion, forty-five million, one hundred forty-three thousand, two hundred fifty-four".