1131386606 has 16 divisors (see below), whose sum is σ = 2023847424. Its totient is φ = 463798104.

The previous prime is 1131386591. The next prime is 1131386639. The reversal of 1131386606 is 6066831311.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1756490 + ... + 1757133.

It is an arithmetic number, because the mean of its divisors is an integer number (126490464).

Almost surely, 2^1131386606 is an apocalyptic number.

1131386606 is a deficient number, since it is larger than the sum of its proper divisors (892460818).

1131386606 is a wasteful number, since it uses less digits than its factorization.

1131386606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3513655.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 1131386606 is about 33636.0908251836. The cubic root of 1131386606 is about 1042.0062990595.

The spelling of 1131386606 in words is "one billion, one hundred thirty-one million, three hundred eighty-six thousand, six hundred six".