140341441 has 2 divisors, whose sum is σ = 140341442. Its totient is φ = 140341440.

The previous prime is 140341381. The next prime is 140341447. The reversal of 140341441 is 144143041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 114939841 + 25401600 = 10721^2 + 5040^2 .

It is a cyclic number.

It is not a de Polignac number, because 140341441 - 2¹¹ = 140339393 is a prime.

It is not a weakly prime, because it can be changed into another prime (140341447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70170720 + 70170721.

It is an arithmetic number, because the mean of its divisors is an integer number (70170721).

Almost surely, 2^140341441 is an apocalyptic number.

It is an amenable number.

140341441 is a deficient number, since it is larger than the sum of its proper divisors (1).

140341441 is an equidigital number, since it uses as much as digits as its factorization.

140341441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 140341441 is about 11846.5792953071. The cubic root of 140341441 is about 519.6711937604.

Adding to 140341441 its reverse (144143041), we get a palindrome (284484482).

The spelling of 140341441 in words is "one hundred forty million, three hundred forty-one thousand, four hundred forty-one".