1111401411 has 8 divisors (see below), whose sum is σ = 1502740224. Its totient is φ = 730498440.

The previous prime is 1111401407. The next prime is 1111401413. The reversal of 1111401411 is 1141041111.

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

It is not a de Polignac number, because 1111401411 - 2² = 1111401407 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1111401413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2608711 + ... + 2609136.

It is an arithmetic number, because the mean of its divisors is an integer number (187842528).

Almost surely, 2^1111401411 is an apocalyptic number.

1111401411 is a deficient number, since it is larger than the sum of its proper divisors (391338813).

1111401411 is an equidigital number, since it uses as much as digits as its factorization.

1111401411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5217921.

The product of its (nonzero) digits is 16, while the sum is 15.

The square root of 1111401411 is about 33337.6875472790. The cubic root of 1111401411 is about 1035.8343637218.

Adding to 1111401411 its reverse (1141041111), we get a palindrome (2252442522).

The spelling of 1111401411 in words is "one billion, one hundred eleven million, four hundred one thousand, four hundred eleven".