1126799730 has 48 divisors (see below), whose sum is σ = 3348206784. Its totient is φ = 257554080.

The previous prime is 1126799699. The next prime is 1126799743. The reversal of 1126799730 is 379976211.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 893656 + ... + 894915.

It is an arithmetic number, because the mean of its divisors is an integer number (69754308).

Almost surely, 2^1126799730 is an apocalyptic number.

1126799730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1126799730 is an abundant number, since it is smaller than the sum of its proper divisors (2221407054).

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

1126799730 is a wasteful number, since it uses less digits than its factorization.

1126799730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1788591 (or 1788588 counting only the distinct ones).

The product of its (nonzero) digits is 142884, while the sum is 45.

The square root of 1126799730 is about 33567.8377319720. The cubic root of 1126799730 is about 1040.5962218592.

The spelling of 1126799730 in words is "one billion, one hundred twenty-six million, seven hundred ninety-nine thousand, seven hundred thirty".