1401043211 has 2 divisors, whose sum is σ = 1401043212. Its totient is φ = 1401043210.

The previous prime is 1401043201. The next prime is 1401043247. The reversal of 1401043211 is 1123401041.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1401043211 - 2¹⁴ = 1401026827 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1401043211.

It is not a weakly prime, because it can be changed into another prime (1401043201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700521605 + 700521606.

It is an arithmetic number, because the mean of its divisors is an integer number (700521606).

Almost surely, 2^1401043211 is an apocalyptic number.

1401043211 is a deficient number, since it is larger than the sum of its proper divisors (1).

1401043211 is an equidigital number, since it uses as much as digits as its factorization.

1401043211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 1401043211 is about 37430.5117651362. The cubic root of 1401043211 is about 1118.9667370479.

Adding to 1401043211 its reverse (1123401041), we get a palindrome (2524444252).

The spelling of 1401043211 in words is "one billion, four hundred one million, forty-three thousand, two hundred eleven".