1140276135 has 16 divisors (see below), whose sum is σ = 1825498080. Its totient is φ = 607795200.

The previous prime is 1140276121. The next prime is 1140276157. The reversal of 1140276135 is 5316720411.

It is not a de Polignac number, because 1140276135 - 2⁵ = 1140276103 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5911 + ... + 48119.

It is an arithmetic number, because the mean of its divisors is an integer number (114093630).

Almost surely, 2^1140276135 is an apocalyptic number.

1140276135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1140276135 is a deficient number, since it is larger than the sum of its proper divisors (685221945).

1140276135 is a wasteful number, since it uses less digits than its factorization.

1140276135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44018.

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 1140276135 is about 33767.9749911066. The cubic root of 1140276135 is about 1044.7282658466.

Adding to 1140276135 its reverse (5316720411), we get a palindrome (6456996546).

It can be divided in two parts, 1140276 and 135, that added together give a palindrome (1140411).

The spelling of 1140276135 in words is "one billion, one hundred forty million, two hundred seventy-six thousand, one hundred thirty-five".