1331334135 has 24 divisors (see below), whose sum is σ = 2340153504. Its totient is φ = 700042560.

The previous prime is 1331334133. The next prime is 1331334143. The reversal of 1331334135 is 5314331331.

1331334135 is a `hidden beast` number, since 1 + 3 + 313 + 341 + 3 + 5 = 666.

It is not a de Polignac number, because 1331334135 - 2¹ = 1331334133 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1331334099 and 1331334108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1331334133) 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, 205152 + ... + 211541.

It is an arithmetic number, because the mean of its divisors is an integer number (97506396).

Almost surely, 2^1331334135 is an apocalyptic number.

1331334135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1331334135 is a deficient number, since it is larger than the sum of its proper divisors (1008819369).

1331334135 is a wasteful number, since it uses less digits than its factorization.

1331334135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 416775 (or 416772 counting only the distinct ones).

The product of its digits is 4860, while the sum is 27.

The square root of 1331334135 is about 36487.4517471418. The cubic root of 1331334135 is about 1100.0920405078.

Adding to 1331334135 its reverse (5314331331), we get a palindrome (6645665466).

The spelling of 1331334135 in words is "one billion, three hundred thirty-one million, three hundred thirty-four thousand, one hundred thirty-five".