1140142110 has 64 divisors (see below), whose sum is σ = 2767080960. Its totient is φ = 300643200.

The previous prime is 1140142109. The next prime is 1140142127. The reversal of 1140142110 is 112410411.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1140142110.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1326861 + ... + 1327719.

It is an arithmetic number, because the mean of its divisors is an integer number (43235640).

Almost surely, 2^1140142110 is an apocalyptic number.

1140142110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1140142110 is an abundant number, since it is smaller than the sum of its proper divisors (1626938850).

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

1140142110 is a wasteful number, since it uses less digits than its factorization.

1140142110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1313.

The product of its (nonzero) digits is 32, while the sum is 15.

The square root of 1140142110 is about 33765.9904341632. The cubic root of 1140142110 is about 1044.6873327230.

Adding to 1140142110 its reverse (112410411), we get a palindrome (1252552521).

The spelling of 1140142110 in words is "one billion, one hundred forty million, one hundred forty-two thousand, one hundred ten".