1304421130 has 16 divisors (see below), whose sum is σ = 2360254464. Its totient is φ = 519035920.

The previous prime is 1304421077. The next prime is 1304421137. The reversal of 1304421130 is 311244031.

It is a junction number, because it is equal to n+sod(n) for n = 1304421098 and 1304421107.

It is not an unprimeable number, because it can be changed into a prime (1304421137) 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, 339562 + ... + 343381.

It is an arithmetic number, because the mean of its divisors is an integer number (147515904).

Almost surely, 2^1304421130 is an apocalyptic number.

1304421130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1304421130 is a deficient number, since it is larger than the sum of its proper divisors (1055833334).

1304421130 is a wasteful number, since it uses less digits than its factorization.

1304421130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 683141.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1304421130 is about 36116.7707581949. The cubic root of 1304421130 is about 1092.6287113129.

Adding to 1304421130 its reverse (311244031), we get a palindrome (1615665161).

The spelling of 1304421130 in words is "one billion, three hundred four million, four hundred twenty-one thousand, one hundred thirty".