1331033103 has 6 divisors (see below), whose sum is σ = 1922603384. Its totient is φ = 887355396.

The previous prime is 1331033101. The next prime is 1331033107. The reversal of 1331033103 is 3013301331.

1331033103 is a `hidden beast` number, since 1 + 331 + 0 + 331 + 0 + 3 = 666.

It is not a de Polignac number, because 1331033103 - 2¹ = 1331033101 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 (1331033101) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 73946275 + ... + 73946292.

Almost surely, 2^1331033103 is an apocalyptic number.

1331033103 is a deficient number, since it is larger than the sum of its proper divisors (591570281).

1331033103 is a wasteful number, since it uses less digits than its factorization.

1331033103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147892573 (or 147892570 counting only the distinct ones).

The product of its (nonzero) digits is 243, while the sum is 18.

The square root of 1331033103 is about 36483.3263697268. The cubic root of 1331033103 is about 1100.0091192081.

Adding to 1331033103 its reverse (3013301331), we get a palindrome (4344334434).

The spelling of 1331033103 in words is "one billion, three hundred thirty-one million, thirty-three thousand, one hundred three".