1226131119 has 12 divisors (see below), whose sum is σ = 1789338096. Its totient is φ = 808993152.

The previous prime is 1226131073. The next prime is 1226131133. The reversal of 1226131119 is 9111316221.

It is a happy number.

1226131119 is a `hidden beast` number, since 1 + 22 + 613 + 11 + 19 = 666.

It is not a de Polignac number, because 1226131119 - 2²³ = 1217742511 is a prime.

It is a super-2 number, since 2×1226131119² = 3006795041960384322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1226131092 and 1226131101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1226131139) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 701379 + ... + 703124.

It is an arithmetic number, because the mean of its divisors is an integer number (149111508).

Almost surely, 2^1226131119 is an apocalyptic number.

1226131119 is a deficient number, since it is larger than the sum of its proper divisors (563206977).

1226131119 is a wasteful number, since it uses less digits than its factorization.

1226131119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1404606 (or 1404603 counting only the distinct ones).

The product of its digits is 648, while the sum is 27.

The square root of 1226131119 is about 35016.1551144611. The cubic root of 1226131119 is about 1070.3167080073.

The spelling of 1226131119 in words is "one billion, two hundred twenty-six million, one hundred thirty-one thousand, one hundred nineteen".