1304331101 has 4 divisors (see below), whose sum is σ = 1310027100. Its totient is φ = 1298635104.

The previous prime is 1304331079. The next prime is 1304331109. The reversal of 1304331101 is 1011334031.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1103967076 + 200364025 = 33226^2 + 14155^2 .

It is a cyclic number.

It is not a de Polignac number, because 1304331101 - 2²⁶ = 1237222237 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 1304331101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1304331109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2847656 + ... + 2848113.

It is an arithmetic number, because the mean of its divisors is an integer number (327506775).

Almost surely, 2^1304331101 is an apocalyptic number.

It is an amenable number.

1304331101 is a deficient number, since it is larger than the sum of its proper divisors (5695999).

1304331101 is an equidigital number, since it uses as much as digits as its factorization.

1304331101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5695998.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 1304331101 is about 36115.5243766445. The cubic root of 1304331101 is about 1092.6035735893.

Adding to 1304331101 its reverse (1011334031), we get a palindrome (2315665132).

It can be divided in two parts, 13043 and 31101, that added together give a palindrome (44144).

The spelling of 1304331101 in words is "one billion, three hundred four million, three hundred thirty-one thousand, one hundred one".