1331301103 has 4 divisors (see below), whose sum is σ = 1452328488. Its totient is φ = 1210273720.

The previous prime is 1331301089. The next prime is 1331301131. The reversal of 1331301103 is 3011031331.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1331301103 - 2⁹ = 1331300591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1337301103) 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, 60513676 + ... + 60513697.

It is an arithmetic number, because the mean of its divisors is an integer number (363082122).

Almost surely, 2^1331301103 is an apocalyptic number.

1331301103 is a deficient number, since it is larger than the sum of its proper divisors (121027385).

1331301103 is a wasteful number, since it uses less digits than its factorization.

1331301103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121027384.

The product of its (nonzero) digits is 81, while the sum is 16.

The square root of 1331301103 is about 36486.9990955683. Note that the first 3 decimals coincide. The cubic root of 1331301103 is about 1100.0829422307.

Adding to 1331301103 its reverse (3011031331), we get a palindrome (4342332434).

The spelling of 1331301103 in words is "one billion, three hundred thirty-one million, three hundred one thousand, one hundred three".