1137231226 has 16 divisors (see below), whose sum is σ = 1724671080. Its totient is φ = 562360320.

The previous prime is 1137231217. The next prime is 1137231233. The reversal of 1137231226 is 6221327311.

It can be written as a sum of positive squares in 4 ways, for example, as 956355625 + 180875601 = 30925^2 + 13449^2 .

It is a super-2 number, since 2×1137231226² = 2586589722778926152, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1137231194 and 1137231203.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121266 + ... + 130306.

Almost surely, 2^1137231226 is an apocalyptic number.

1137231226 is a deficient number, since it is larger than the sum of its proper divisors (587439854).

1137231226 is a wasteful number, since it uses less digits than its factorization.

1137231226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9729.

The product of its digits is 3024, while the sum is 28.

The square root of 1137231226 is about 33722.8591018021. The cubic root of 1137231226 is about 1043.7975152046.

Adding to 1137231226 its reverse (6221327311), we get a palindrome (7358558537).

The spelling of 1137231226 in words is "one billion, one hundred thirty-seven million, two hundred thirty-one thousand, two hundred twenty-six".