1226554136 has 32 divisors (see below), whose sum is σ = 2337993840. Its totient is φ = 603168768.

The previous prime is 1226554081. The next prime is 1226554157. The reversal of 1226554136 is 6314556221.

It is a junction number, because it is equal to n+sod(n) for n = 1226554096 and 1226554105.

It is a congruent number.

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, 121640 + ... + 131336.

Almost surely, 2^1226554136 is an apocalyptic number.

It is an amenable number.

1226554136 is a deficient number, since it is larger than the sum of its proper divisors (1111439704).

1226554136 is a wasteful number, since it uses less digits than its factorization.

1226554136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9963 (or 9959 counting only the distinct ones).

The product of its digits is 43200, while the sum is 35.

The square root of 1226554136 is about 35022.1949055167. The cubic root of 1226554136 is about 1070.4397807896.

The spelling of 1226554136 in words is "one billion, two hundred twenty-six million, five hundred fifty-four thousand, one hundred thirty-six".