1401344027 has 2 divisors, whose sum is σ = 1401344028. Its totient is φ = 1401344026.

The previous prime is 1401343991. The next prime is 1401344053. The reversal of 1401344027 is 7204431041.

It is an a-pointer prime, because the next prime (1401344053) can be obtained adding 1401344027 to its sum of digits (26).

It is a strong prime.

It is an emirp because it is prime and its reverse (7204431041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1401344027 - 2¹⁸ = 1401081883 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1401343987 and 1401344005.

It is not a weakly prime, because it can be changed into another prime (1401344627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700672013 + 700672014.

It is an arithmetic number, because the mean of its divisors is an integer number (700672014).

Almost surely, 2^1401344027 is an apocalyptic number.

1401344027 is a deficient number, since it is larger than the sum of its proper divisors (1).

1401344027 is an equidigital number, since it uses as much as digits as its factorization.

1401344027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 1401344027 is about 37434.5298755040. The cubic root of 1401344027 is about 1119.0468152371.

Adding to 1401344027 its reverse (7204431041), we get a palindrome (8605775068).

The spelling of 1401344027 in words is "one billion, four hundred one million, three hundred forty-four thousand, twenty-seven".