1040513245 has 16 divisors (see below), whose sum is σ = 1315440000. Its totient is φ = 787935168.

The previous prime is 1040513239. The next prime is 1040513263. The reversal of 1040513245 is 5423150401.

It is a happy number.

It is not a de Polignac number, because 1040513245 - 2¹⁷ = 1040382173 is a prime.

It is a congruent number.

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, 128991 + ... + 136819.

It is an arithmetic number, because the mean of its divisors is an integer number (82215000).

Almost surely, 2^1040513245 is an apocalyptic number.

It is an amenable number.

1040513245 is a deficient number, since it is larger than the sum of its proper divisors (274926755).

1040513245 is a wasteful number, since it uses less digits than its factorization.

1040513245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9252.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 1040513245 is about 32256.9875375863. The cubic root of 1040513245 is about 1013.3260427564.

Adding to 1040513245 its reverse (5423150401), we get a palindrome (6463663646).

The spelling of 1040513245 in words is "one billion, forty million, five hundred thirteen thousand, two hundred forty-five".