1127994210 has 288 divisors, whose sum is σ = 3633057792. Its totient is φ = 241678080.

The previous prime is 1127994191. The next prime is 1127994211. The reversal of 1127994210 is 124997211.

It is not an unprimeable number, because it can be changed into a prime (1127994211) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 5058159 + ... + 5058381.

It is an arithmetic number, because the mean of its divisors is an integer number (12614784).

Almost surely, 2^1127994210 is an apocalyptic number.

1127994210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1127994210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1816528896).

1127994210 is an abundant number, since it is smaller than the sum of its proper divisors (2505063582).

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

1127994210 is a wasteful number, since it uses less digits than its factorization.

1127994210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318 (or 308 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 36.

The square root of 1127994210 is about 33585.6250500121. The cubic root of 1127994210 is about 1040.9637915911.

The spelling of 1127994210 in words is "one billion, one hundred twenty-seven million, nine hundred ninety-four thousand, two hundred ten".