1141311115 has 16 divisors (see below), whose sum is σ = 1565964288. Its totient is φ = 782244576.

The previous prime is 1141311109. The next prime is 1141311131. The reversal of 1141311115 is 5111131411.

It is a cyclic number.

It is not a de Polignac number, because 1141311115 - 2¹⁹ = 1140786827 is a prime.

It is a super-2 number, since 2×1141311115² = 2605182122445086450, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1141311092 and 1141311101.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82594 + ... + 95416.

It is an arithmetic number, because the mean of its divisors is an integer number (97872768).

Almost surely, 2^1141311115 is an apocalyptic number.

1141311115 is a deficient number, since it is larger than the sum of its proper divisors (424653173).

1141311115 is a wasteful number, since it uses less digits than its factorization.

1141311115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15378.

The product of its digits is 60, while the sum is 19.

The square root of 1141311115 is about 33783.2963903761. The cubic root of 1141311115 is about 1045.0442553543.

Adding to 1141311115 its reverse (5111131411), we get a palindrome (6252442526).

The spelling of 1141311115 in words is "one billion, one hundred forty-one million, three hundred eleven thousand, one hundred fifteen".