1301302123 has 24 divisors (see below), whose sum is σ = 1485237600. Its totient is φ = 1137924480.

The previous prime is 1301302117. The next prime is 1301302133. The reversal of 1301302123 is 3212031031.

It is not a de Polignac number, because 1301302123 - 2⁵ = 1301302091 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1301302097 and 1301302106.

It is not an unprimeable number, because it can be changed into a prime (1301302133) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1259215 + ... + 1260247.

It is an arithmetic number, because the mean of its divisors is an integer number (61884900).

Almost surely, 2^1301302123 is an apocalyptic number.

1301302123 is a deficient number, since it is larger than the sum of its proper divisors (183935477).

1301302123 is a wasteful number, since it uses less digits than its factorization.

1301302123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1443 (or 1432 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 1301302123 is about 36073.5654323218. The cubic root of 1301302123 is about 1091.7571532037.

Adding to 1301302123 its reverse (3212031031), we get a palindrome (4513333154).

The spelling of 1301302123 in words is "one billion, three hundred one million, three hundred two thousand, one hundred twenty-three".