1045142244 has 48 divisors (see below), whose sum is σ = 2716035840. Its totient is φ = 347556960.

The previous prime is 1045142213. The next prime is 1045142257. The reversal of 1045142244 is 4422415401.

1045142244 is a `hidden beast` number, since 104 + 514 + 2 + 2 + 44 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35322 + ... + 57774.

It is an arithmetic number, because the mean of its divisors is an integer number (56584080).

Almost surely, 2^1045142244 is an apocalyptic number.

It is an amenable number.

1045142244 is an abundant number, since it is smaller than the sum of its proper divisors (1670893596).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1045142244 is a wasteful number, since it uses less digits than its factorization.

1045142244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22897 (or 22889 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 27.

The square root of 1045142244 is about 32328.6597928216. The cubic root of 1045142244 is about 1014.8265030607.

Adding to 1045142244 its reverse (4422415401), we get a palindrome (5467557645).

The spelling of 1045142244 in words is "one billion, forty-five million, one hundred forty-two thousand, two hundred forty-four".