1304002331 has 8 divisors (see below), whose sum is σ = 1318677024. Its totient is φ = 1289352960.

The previous prime is 1304002309. The next prime is 1304002363. The reversal of 1304002331 is 1332004031.

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 not a de Polignac number, because 1304002331 - 2²⁶ = 1236893467 is a prime.

It is a super-2 number, since 2×1304002331² = 3400844158506867122, which contains 22 as substring.

It is a Duffinian number.

1304002331 is a modest number, since divided by 2331 gives 1304 as remainder.

It is not an unprimeable number, because it can be changed into a prime (1304052331) 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, 108866 + ... + 120248.

It is an arithmetic number, because the mean of its divisors is an integer number (164834628).

Almost surely, 2^1304002331 is an apocalyptic number.

1304002331 is a deficient number, since it is larger than the sum of its proper divisors (14674693).

1304002331 is a wasteful number, since it uses less digits than its factorization.

1304002331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12661.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 1304002331 is about 36110.9724460586. The cubic root of 1304002331 is about 1092.5117652384.

Adding to 1304002331 its reverse (1332004031), we get a palindrome (2636006362).

The spelling of 1304002331 in words is "one billion, three hundred four million, two thousand, three hundred thirty-one".