1401091327 has 2 divisors, whose sum is σ = 1401091328. Its totient is φ = 1401091326.

The previous prime is 1401091301. The next prime is 1401091339. The reversal of 1401091327 is 7231901041.

It is a strong prime.

It is an emirp because it is prime and its reverse (7231901041) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1401091327 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1401091295 and 1401091304.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1401091357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700545663 + 700545664.

It is an arithmetic number, because the mean of its divisors is an integer number (700545664).

Almost surely, 2^1401091327 is an apocalyptic number.

1401091327 is a deficient number, since it is larger than the sum of its proper divisors (1).

1401091327 is an equidigital number, since it uses as much as digits as its factorization.

1401091327 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 28.

The square root of 1401091327 is about 37431.1544972901. The cubic root of 1401091327 is about 1118.9795464523.

Adding to 1401091327 its reverse (7231901041), we get a palindrome (8632992368).

The spelling of 1401091327 in words is "one billion, four hundred one million, ninety-one thousand, three hundred twenty-seven".