1127542332 has 72 divisors (see below), whose sum is σ = 3083031504. Its totient is φ = 319780608.

The previous prime is 1127542321. The next prime is 1127542343. The reversal of 1127542332 is 2332457211.

It is an interprime number because it is at equal distance from previous prime (1127542321) and next prime (1127542343).

It is a self number, because there is not a number n which added to its sum of digits gives 1127542332.

It is a congruent number.

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, 73558 + ... + 87554.

It is an arithmetic number, because the mean of its divisors is an integer number (42819882).

Almost surely, 2^1127542332 is an apocalyptic number.

1127542332 is a gapful number since it is divisible by the number (12) 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 1127542332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1541515752).

1127542332 is an abundant number, since it is smaller than the sum of its proper divisors (1955489172).

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

1127542332 is a wasteful number, since it uses less digits than its factorization.

1127542332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14155 (or 14146 counting only the distinct ones).

The product of its digits is 10080, while the sum is 30.

The square root of 1127542332 is about 33578.8971230444. The cubic root of 1127542332 is about 1040.8247685775.

Adding to 1127542332 its reverse (2332457211), we get a palindrome (3459999543).

The spelling of 1127542332 in words is "one billion, one hundred twenty-seven million, five hundred forty-two thousand, three hundred thirty-two".