1040315225 has 12 divisors (see below), whose sum is σ = 1290455724. Its totient is φ = 831952320.

The previous prime is 1040315219. The next prime is 1040315233. The reversal of 1040315225 is 5225130401.

It can be written as a sum of positive squares in 6 ways, for example, as 106584976 + 933730249 = 10324^2 + 30557^2 .

It is not a de Polignac number, because 1040315225 - 2⁴ = 1040315209 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1040315225.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 86267 + ... + 97583.

It is an arithmetic number, because the mean of its divisors is an integer number (107537977).

Almost surely, 2^1040315225 is an apocalyptic number.

It is an amenable number.

1040315225 is a deficient number, since it is larger than the sum of its proper divisors (250140499).

1040315225 is a wasteful number, since it uses less digits than its factorization.

1040315225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15004 (or 14999 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 1040315225 is about 32253.9179790611. The cubic root of 1040315225 is about 1013.2617566763.

Adding to 1040315225 its reverse (5225130401), we get a palindrome (6265445626).

The spelling of 1040315225 in words is "one billion, forty million, three hundred fifteen thousand, two hundred twenty-five".