1030440101 has 8 divisors (see below), whose sum is σ = 1046870880. Its totient is φ = 1014040368.

The previous prime is 1030440083. The next prime is 1030440139. The reversal of 1030440101 is 1010440301.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1030440101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1030440161) 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, 64430 + ... + 78816.

It is an arithmetic number, because the mean of its divisors is an integer number (130858860).

Almost surely, 2^1030440101 is an apocalyptic number.

It is an amenable number.

1030440101 is a deficient number, since it is larger than the sum of its proper divisors (16430779).

1030440101 is a wasteful number, since it uses less digits than its factorization.

1030440101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15523.

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

The square root of 1030440101 is about 32100.4688595042. The cubic root of 1030440101 is about 1010.0454513415.

Adding to 1030440101 its reverse (1010440301), we get a palindrome (2040880402).

It can be divided in two parts, 10304 and 40101, that added together give a palindrome (50405).

The spelling of 1030440101 in words is "one billion, thirty million, four hundred forty thousand, one hundred one".