1401244027 has 2 divisors, whose sum is σ = 1401244028. Its totient is φ = 1401244026.

The previous prime is 1401244021. The next prime is 1401244043. The reversal of 1401244027 is 7204421041.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1401244027 - 2¹⁹ = 1400719739 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1401243992 and 1401244010.

It is not a weakly prime, because it can be changed into another prime (1401244021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700622013 + 700622014.

It is an arithmetic number, because the mean of its divisors is an integer number (700622014).

Almost surely, 2^1401244027 is an apocalyptic number.

1401244027 is a deficient number, since it is larger than the sum of its proper divisors (1).

1401244027 is an equidigital number, since it uses as much as digits as its factorization.

1401244027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1792, while the sum is 25.

The square root of 1401244027 is about 37433.1941864437. The cubic root of 1401244027 is about 1119.0201961864.

Adding to 1401244027 its reverse (7204421041), we get a palindrome (8605665068).

The spelling of 1401244027 in words is "one billion, four hundred one million, two hundred forty-four thousand, twenty-seven".