1303120113 has 8 divisors (see below), whose sum is σ = 1742975808. Its totient is φ = 866005584.

The previous prime is 1303120103. The next prime is 1303120121. The reversal of 1303120113 is 3110213031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1303120113 - 2¹⁷ = 1302989041 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1303120092 and 1303120101.

It is not an unprimeable number, because it can be changed into a prime (1303120103) 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, 684181 + ... + 686082.

It is an arithmetic number, because the mean of its divisors is an integer number (217871976).

Almost surely, 2^1303120113 is an apocalyptic number.

It is an amenable number.

1303120113 is a deficient number, since it is larger than the sum of its proper divisors (439855695).

1303120113 is a wasteful number, since it uses less digits than its factorization.

1303120113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1370583.

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 1303120113 is about 36098.7550062326. The cubic root of 1303120113 is about 1092.2653313779.

Adding to 1303120113 its reverse (3110213031), we get a palindrome (4413333144).

The spelling of 1303120113 in words is "one billion, three hundred three million, one hundred twenty thousand, one hundred thirteen".