1045103042 has 8 divisors (see below), whose sum is σ = 1571565132. Its totient is φ = 521248000.

The previous prime is 1045103039. The next prime is 1045103047. The reversal of 1045103042 is 2403015401.

It can be written as a sum of positive squares in 2 ways, for example, as 926532721 + 118570321 = 30439^2 + 10889^2 .

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

It is not an unprimeable number, because it can be changed into a prime (1045103047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 650759 + ... + 652362.

Almost surely, 2^1045103042 is an apocalyptic number.

1045103042 is a deficient number, since it is larger than the sum of its proper divisors (526462090).

1045103042 is a wasteful number, since it uses less digits than its factorization.

1045103042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1303524.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 1045103042 is about 32328.0534830045. The cubic root of 1045103042 is about 1014.8138146041.

Adding to 1045103042 its reverse (2403015401), we get a palindrome (3448118443).

The spelling of 1045103042 in words is "one billion, forty-five million, one hundred three thousand, forty-two".