1140220147 has 12 divisors (see below), whose sum is σ = 1307794320. Its totient is φ = 991493360.

The previous prime is 1140220117. The next prime is 1140220171. The reversal of 1140220147 is 7410220411.

It is not a de Polignac number, because 1140220147 - 2¹⁵ = 1140187379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1140220117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 202072 + ... + 207637.

It is an arithmetic number, because the mean of its divisors is an integer number (108982860).

Almost surely, 2^1140220147 is an apocalyptic number.

1140220147 is a deficient number, since it is larger than the sum of its proper divisors (167574173).

1140220147 is a wasteful number, since it uses less digits than its factorization.

1140220147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409754 (or 409743 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 22.

The square root of 1140220147 is about 33767.1459706028. The cubic root of 1140220147 is about 1044.7111667125.

Adding to 1140220147 its reverse (7410220411), we get a palindrome (8550440558).

The spelling of 1140220147 in words is "one billion, one hundred forty million, two hundred twenty thousand, one hundred forty-seven".