1140044141 has 2 divisors, whose sum is σ = 1140044142. Its totient is φ = 1140044140.

The previous prime is 1140044131. The next prime is 1140044149. The reversal of 1140044141 is 1414400411.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1127012041 + 13032100 = 33571^2 + 3610^2 .

It is a cyclic number.

It is not a de Polignac number, because 1140044141 - 2⁶ = 1140044077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1140044149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570022070 + 570022071.

It is an arithmetic number, because the mean of its divisors is an integer number (570022071).

Almost surely, 2^1140044141 is an apocalyptic number.

It is an amenable number.

1140044141 is a deficient number, since it is larger than the sum of its proper divisors (1).

1140044141 is an equidigital number, since it uses as much as digits as its factorization.

1140044141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 256, while the sum is 20.

The square root of 1140044141 is about 33764.5396977361. The cubic root of 1140044141 is about 1044.6574095803.

Adding to 1140044141 its reverse (1414400411), we get a palindrome (2554444552).

The spelling of 1140044141 in words is "one billion, one hundred forty million, forty-four thousand, one hundred forty-one".