1304040141 has 40 divisors (see below), whose sum is σ = 2035401984. Its totient is φ = 831047040.

The previous prime is 1304040113. The next prime is 1304040149. The reversal of 1304040141 is 1410404031.

1304040141 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1304040141 - 2⁵ = 1304040109 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1304040149) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 205285 + ... + 211541.

Almost surely, 2^1304040141 is an apocalyptic number.

It is an amenable number.

1304040141 is a deficient number, since it is larger than the sum of its proper divisors (731361843).

1304040141 is an equidigital number, since it uses as much as digits as its factorization.

1304040141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6383 (or 6374 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 1304040141 is about 36111.4959673509. The cubic root of 1304040141 is about 1092.5223243889.

Adding to 1304040141 its reverse (1410404031), we get a palindrome (2714444172).

The spelling of 1304040141 in words is "one billion, three hundred four million, forty thousand, one hundred forty-one".