1401130111 has 2 divisors, whose sum is σ = 1401130112. Its totient is φ = 1401130110.

The previous prime is 1401130069. The next prime is 1401130217. The reversal of 1401130111 is 1110311041.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1401130111 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1401130091 and 1401130100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1401130711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700565055 + 700565056.

It is an arithmetic number, because the mean of its divisors is an integer number (700565056).

Almost surely, 2^1401130111 is an apocalyptic number.

1401130111 is a deficient number, since it is larger than the sum of its proper divisors (1).

1401130111 is an equidigital number, since it uses as much as digits as its factorization.

1401130111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12, while the sum is 13.

The square root of 1401130111 is about 37431.6725648214. The cubic root of 1401130111 is about 1118.9898712853.

Adding to 1401130111 its reverse (1110311041), we get a palindrome (2511441152).

The spelling of 1401130111 in words is "one billion, four hundred one million, one hundred thirty thousand, one hundred eleven".