1045531142 has 8 divisors (see below), whose sum is σ = 1622376000. Its totient is φ = 504739144.

The previous prime is 1045531129. The next prime is 1045531169. The reversal of 1045531142 is 2411355401.

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

It is a congruent number.

It is an unprimeable number.

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, 9013142 + ... + 9013257.

It is an arithmetic number, because the mean of its divisors is an integer number (202797000).

Almost surely, 2^1045531142 is an apocalyptic number.

1045531142 is a deficient number, since it is larger than the sum of its proper divisors (576844858).

1045531142 is a wasteful number, since it uses less digits than its factorization.

1045531142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18026430.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 1045531142 is about 32334.6739893879. The cubic root of 1045531142 is about 1014.9523599503.

Adding to 1045531142 its reverse (2411355401), we get a palindrome (3456886543).

The spelling of 1045531142 in words is "one billion, forty-five million, five hundred thirty-one thousand, one hundred forty-two".