1140254203 has 4 divisors (see below), whose sum is σ = 1243913688. Its totient is φ = 1036594720.

The previous prime is 1140254179. The next prime is 1140254251. The reversal of 1140254203 is 3024520411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3024520411 = 11 ⋅274956401.

It is a cyclic number.

It is not a de Polignac number, because 1140254203 - 2¹³ = 1140246011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1140254293) 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, 51829726 + ... + 51829747.

It is an arithmetic number, because the mean of its divisors is an integer number (310978422).

Almost surely, 2^1140254203 is an apocalyptic number.

1140254203 is a deficient number, since it is larger than the sum of its proper divisors (103659485).

1140254203 is a wasteful number, since it uses less digits than its factorization.

1140254203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103659484.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 1140254203 is about 33767.6502439835. The cubic root of 1140254203 is about 1044.7215677242.

Adding to 1140254203 its reverse (3024520411), we get a palindrome (4164774614).

The spelling of 1140254203 in words is "one billion, one hundred forty million, two hundred fifty-four thousand, two hundred three".