440100130 has 16 divisors (see below), whose sum is σ = 792461880. Its totient is φ = 175977472.

The previous prime is 440100121. The next prime is 440100139. The reversal of 440100130 is 31001044.

It is an interprime number because it is at equal distance from previous prime (440100121) and next prime (440100139).

It can be written as a sum of positive squares in 4 ways, for example, as 320875569 + 119224561 = 17913^2 + 10919^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 440100130.

It is not an unprimeable number, because it can be changed into a prime (440100139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30786 + ... + 42754.

Almost surely, 2^440100130 is an apocalyptic number.

440100130 is a deficient number, since it is larger than the sum of its proper divisors (352361750).

440100130 is a wasteful number, since it uses less digits than its factorization.

440100130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15653.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 440100130 is about 20978.5635828576. The cubic root of 440100130 is about 760.6481831748.

Adding to 440100130 its reverse (31001044), we get a palindrome (471101174).

The spelling of 440100130 in words is "four hundred forty million, one hundred thousand, one hundred thirty".