1140130234 has 8 divisors (see below), whose sum is σ = 1712637108. Its totient is φ = 569251200.

The previous prime is 1140130231. The next prime is 1140130241. The reversal of 1140130234 is 4320310411.

It can be written as a sum of positive squares in 2 ways, for example, as 1069486209 + 70644025 = 32703^2 + 8405^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1140130231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 405207 + ... + 408010.

Almost surely, 2^1140130234 is an apocalyptic number.

1140130234 is a deficient number, since it is larger than the sum of its proper divisors (572506874).

1140130234 is an equidigital number, since it uses as much as digits as its factorization.

1140130234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 813920.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1140130234 is about 33765.8145762841. The cubic root of 1140130234 is about 1044.6837054705.

Adding to 1140130234 its reverse (4320310411), we get a palindrome (5460440645).

The spelling of 1140130234 in words is "one billion, one hundred forty million, one hundred thirty thousand, two hundred thirty-four".