1301322004 has 12 divisors (see below), whose sum is σ = 2278118304. Its totient is φ = 650431064.

The previous prime is 1301321981. The next prime is 1301322007. The reversal of 1301322004 is 4002231031.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1301322007) 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, 44422 + ... + 67645.

It is an arithmetic number, because the mean of its divisors is an integer number (189843192).

Almost surely, 2^1301322004 is an apocalyptic number.

It is an amenable number.

1301322004 is a deficient number, since it is larger than the sum of its proper divisors (976796300).

1301322004 is a wasteful number, since it uses less digits than its factorization.

1301322004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114974 (or 114972 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 1301322004 is about 36073.8409931629. The cubic root of 1301322004 is about 1091.7627130485.

Adding to 1301322004 its reverse (4002231031), we get a palindrome (5303553035).

The spelling of 1301322004 in words is "one billion, three hundred one million, three hundred twenty-two thousand, four".