1126817240 has 32 divisors (see below), whose sum is σ = 2603864880. Its totient is φ = 438544512.

The previous prime is 1126817231. The next prime is 1126817267. The reversal of 1126817240 is 427186211.

It is a happy number.

It is a super-2 number, since 2×1126817240² = 2539434184722435200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1126817197 and 1126817206.

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, 379202 + ... + 382161.

Almost surely, 2^1126817240 is an apocalyptic number.

1126817240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1126817240 is an abundant number, since it is smaller than the sum of its proper divisors (1477047640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1126817240 is a wasteful number, since it uses less digits than its factorization.

1126817240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 761411 (or 761407 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 32.

The square root of 1126817240 is about 33568.0985460899. The cubic root of 1126817240 is about 1040.6016119757.

The spelling of 1126817240 in words is "one billion, one hundred twenty-six million, eight hundred seventeen thousand, two hundred forty".