1136226361 has 2 divisors, whose sum is σ = 1136226362. Its totient is φ = 1136226360.

The previous prime is 1136226359. The next prime is 1136226397. The reversal of 1136226361 is 1636226311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 762036025 + 374190336 = 27605^2 + 19344^2 .

It is a cyclic number.

It is not a de Polignac number, because 1136226361 - 2¹ = 1136226359 is a prime.

Together with 1136226359, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1136227361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 568113180 + 568113181.

It is an arithmetic number, because the mean of its divisors is an integer number (568113181).

Almost surely, 2^1136226361 is an apocalyptic number.

It is an amenable number.

1136226361 is a deficient number, since it is larger than the sum of its proper divisors (1).

1136226361 is an equidigital number, since it uses as much as digits as its factorization.

1136226361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7776, while the sum is 31.

The square root of 1136226361 is about 33707.9569389781. The cubic root of 1136226361 is about 1043.4899891568.

The spelling of 1136226361 in words is "one billion, one hundred thirty-six million, two hundred twenty-six thousand, three hundred sixty-one".