1400111411 has 8 divisors (see below), whose sum is σ = 1411075584. Its totient is φ = 1389169800.

The previous prime is 1400111393. The next prime is 1400111459. The reversal of 1400111411 is 1141110041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-1400111411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1400111491) 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 in 7 ways as a sum of consecutive naturals, for example, 131846 + ... + 142068.

It is an arithmetic number, because the mean of its divisors is an integer number (176384448).

Almost surely, 2^1400111411 is an apocalyptic number.

1400111411 is a deficient number, since it is larger than the sum of its proper divisors (10964173).

1400111411 is a wasteful number, since it uses less digits than its factorization.

1400111411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11281.

The product of its (nonzero) digits is 16, while the sum is 14.

The square root of 1400111411 is about 37418.0626302325. The cubic root of 1400111411 is about 1118.7186161166.

Adding to 1400111411 its reverse (1141110041), we get a palindrome (2541221452).

The spelling of 1400111411 in words is "one billion, four hundred million, one hundred eleven thousand, four hundred eleven".