1128540714 has 32 divisors (see below), whose sum is σ = 2581143936. Its totient is φ = 322237440.

The previous prime is 1128540691. The next prime is 1128540817. The reversal of 1128540714 is 4170458211.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67074 + ... + 82194.

It is an arithmetic number, because the mean of its divisors is an integer number (80660748).

Almost surely, 2^1128540714 is an apocalyptic number.

1128540714 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1128540714 is an abundant number, since it is smaller than the sum of its proper divisors (1452603222).

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

1128540714 is a wasteful number, since it uses less digits than its factorization.

1128540714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16910.

The product of its (nonzero) digits is 8960, while the sum is 33.

The square root of 1128540714 is about 33593.7600455799. The cubic root of 1128540714 is about 1041.1318772725.

Adding to 1128540714 its reverse (4170458211), we get a palindrome (5298998925).

The spelling of 1128540714 in words is "one billion, one hundred twenty-eight million, five hundred forty thousand, seven hundred fourteen".