1366131135 has 32 divisors (see below), whose sum is σ = 2353639680. Its totient is φ = 674114048.

The previous prime is 1366131133. The next prime is 1366131149. The reversal of 1366131135 is 5311316631.

It is a cyclic number.

It is not a de Polignac number, because 1366131135 - 2¹ = 1366131133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1366131133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30357 + ... + 60446.

It is an arithmetic number, because the mean of its divisors is an integer number (73551240).

Almost surely, 2^1366131135 is an apocalyptic number.

1366131135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1366131135 is a deficient number, since it is larger than the sum of its proper divisors (987508545).

1366131135 is a wasteful number, since it uses less digits than its factorization.

1366131135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90887.

The product of its digits is 4860, while the sum is 30.

The square root of 1366131135 is about 36961.2112220365. The cubic root of 1366131135 is about 1109.5940768798.

Adding to 1366131135 its reverse (5311316631), we get a palindrome (6677447766).

The spelling of 1366131135 in words is "one billion, three hundred sixty-six million, one hundred thirty-one thousand, one hundred thirty-five".