1126942560 has 144 divisors (see below), whose sum is σ = 3864959280. Its totient is φ = 299013120.

The previous prime is 1126942519. The next prime is 1126942567. The reversal of 1126942560 is 652496211.

1126942560 is a `hidden beast` number, since 1 + 1 + 2 + 6 + 94 + 2 + 560 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1126942567) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 301986 + ... + 305694.

It is an arithmetic number, because the mean of its divisors is an integer number (26839995).

Almost surely, 2^1126942560 is an apocalyptic number.

1126942560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1126942560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1932479640).

1126942560 is an abundant number, since it is smaller than the sum of its proper divisors (2738016720).

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

1126942560 is a wasteful number, since it uses less digits than its factorization.

1126942560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3941 (or 3930 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 1126942560 is about 33569.9651474350. The cubic root of 1126942560 is about 1040.6401876960.

The spelling of 1126942560 in words is "one billion, one hundred twenty-six million, nine hundred forty-two thousand, five hundred sixty".