1127451648 has 88 divisors (see below), whose sum is σ = 3102269440. Its totient is φ = 363663360.

The previous prime is 1127451641. The next prime is 1127451649. The reversal of 1127451648 is 8461547211.

It is a super-2 number, since 2×1127451648² = 2542294437155831808, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1127451641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89313 + ... + 101151.

Almost surely, 2^1127451648 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1127451648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1551134720).

1127451648 is an abundant number, since it is smaller than the sum of its proper divisors (1974817792).

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

1127451648 is a wasteful number, since it uses less digits than its factorization.

1127451648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11893 (or 11875 counting only the distinct ones).

The product of its digits is 53760, while the sum is 39.

The square root of 1127451648 is about 33577.5467835278. The cubic root of 1127451648 is about 1040.7968646188.

Adding to 1127451648 its reverse (8461547211), we get a palindrome (9588998859).

The spelling of 1127451648 in words is "one billion, one hundred twenty-seven million, four hundred fifty-one thousand, six hundred forty-eight".