1140251303 has 4 divisors (see below), whose sum is σ = 1151321808. Its totient is φ = 1129180800.

The previous prime is 1140251297. The next prime is 1140251327. The reversal of 1140251303 is 3031520411.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1140251303 - 2⁶ = 1140251239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140251363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5535098 + ... + 5535303.

It is an arithmetic number, because the mean of its divisors is an integer number (287830452).

Almost surely, 2^1140251303 is an apocalyptic number.

1140251303 is a deficient number, since it is larger than the sum of its proper divisors (11070505).

1140251303 is a wasteful number, since it uses less digits than its factorization.

1140251303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11070504.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 1140251303 is about 33767.6073034499. The cubic root of 1140251303 is about 1044.7206820460.

Adding to 1140251303 its reverse (3031520411), we get a palindrome (4171771714).

The spelling of 1140251303 in words is "one billion, one hundred forty million, two hundred fifty-one thousand, three hundred three".