1140001411 has 4 divisors (see below), whose sum is σ = 1148203000. Its totient is φ = 1131799824.

The previous prime is 1140001393. The next prime is 1140001427. The reversal of 1140001411 is 1141000411.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1140001411 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1140001391 and 1140001400.

It is not an unprimeable number, because it can be changed into a prime (1140001211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4100586 + ... + 4100863.

It is an arithmetic number, because the mean of its divisors is an integer number (287050750).

Almost surely, 2^1140001411 is an apocalyptic number.

1140001411 is a deficient number, since it is larger than the sum of its proper divisors (8201589).

1140001411 is an equidigital number, since it uses as much as digits as its factorization.

1140001411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8201588.

The product of its (nonzero) digits is 16, while the sum is 13.

The square root of 1140001411 is about 33763.9069273685. The cubic root of 1140001411 is about 1044.6443578141.

Adding to 1140001411 its reverse (1141000411), we get a palindrome (2281001822).

The spelling of 1140001411 in words is "one billion, one hundred forty million, one thousand, four hundred eleven".