1004140450 has 12 divisors (see below), whose sum is σ = 1867701330. Its totient is φ = 401656160.

The previous prime is 1004140387. The next prime is 1004140451. The reversal of 1004140450 is 540414001.

It can be written as a sum of positive squares in 3 ways, for example, as 418161601 + 585978849 = 20449^2 + 24207^2 .

It is not an unprimeable number, because it can be changed into a prime (1004140451) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10041355 + ... + 10041454.

Almost surely, 2^1004140450 is an apocalyptic number.

1004140450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1004140450 is a deficient number, since it is larger than the sum of its proper divisors (863560880).

1004140450 is a wasteful number, since it uses less digits than its factorization.

1004140450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20082821 (or 20082816 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 1004140450 is about 31688.1752393539. The cubic root of 1004140450 is about 1001.3782495555.

Adding to 1004140450 its reverse (540414001), we get a palindrome (1544554451).

The spelling of 1004140450 in words is "one billion, four million, one hundred forty thousand, four hundred fifty".