1136631667 has 2 divisors, whose sum is σ = 1136631668. Its totient is φ = 1136631666.

The previous prime is 1136631649. The next prime is 1136631689. The reversal of 1136631667 is 7661366311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1136631667 - 2¹⁵ = 1136598899 is a prime.

It is not a weakly prime, because it can be changed into another prime (1136631607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 568315833 + 568315834.

It is an arithmetic number, because the mean of its divisors is an integer number (568315834).

Almost surely, 2^1136631667 is an apocalyptic number.

1136631667 is a deficient number, since it is larger than the sum of its proper divisors (1).

1136631667 is an equidigital number, since it uses as much as digits as its factorization.

1136631667 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 81648, while the sum is 40.

The square root of 1136631667 is about 33713.9684255651. The cubic root of 1136631667 is about 1043.6140496696.

Adding to 1136631667 its reverse (7661366311), we get a palindrome (8797997978).

The spelling of 1136631667 in words is "one billion, one hundred thirty-six million, six hundred thirty-one thousand, six hundred sixty-seven".