1140121411 has 12 divisors (see below), whose sum is σ = 1349592496. Its totient is φ = 956743920.

The previous prime is 1140121331. The next prime is 1140121453. The reversal of 1140121411 is 1141210411.

It is not a de Polignac number, because 1140121411 - 2²¹ = 1138024259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1140121471) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 360831 + ... + 363976.

Almost surely, 2^1140121411 is an apocalyptic number.

1140121411 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1140121411 is a deficient number, since it is larger than the sum of its proper divisors (209471085).

1140121411 is a wasteful number, since it uses less digits than its factorization.

1140121411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 724842 (or 724831 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

The square root of 1140121411 is about 33765.6839261402. The cubic root of 1140121411 is about 1044.6810106707.

Adding to 1140121411 its reverse (1141210411), we get a palindrome (2281331822).

The spelling of 1140121411 in words is "one billion, one hundred forty million, one hundred twenty-one thousand, four hundred eleven".