1040321210 has 16 divisors (see below), whose sum is σ = 1891120392. Its totient is φ = 412008000.

The previous prime is 1040321209. The next prime is 1040321213. The reversal of 1040321210 is 121230401.

It can be written as a sum of positive squares in 4 ways, for example, as 956726761 + 83594449 = 30931^2 + 9143^2 .

It is a super-3 number, since 3×1040321210³ (a number of 28 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1040321213) 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 7 ways as a sum of consecutive naturals, for example, 514001 + ... + 516020.

Almost surely, 2^1040321210 is an apocalyptic number.

1040321210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1040321210 is a deficient number, since it is larger than the sum of its proper divisors (850799182).

1040321210 is a wasteful number, since it uses less digits than its factorization.

1040321210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1030129.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 1040321210 is about 32254.0107583538. The cubic root of 1040321210 is about 1013.2636997924.

Adding to 1040321210 its reverse (121230401), we get a palindrome (1161551611).

It can be divided in two parts, 10403 and 21210, that added together give a palindrome (31613).

The spelling of 1040321210 in words is "one billion, forty million, three hundred twenty-one thousand, two hundred ten".