1131054411 has 8 divisors (see below), whose sum is σ = 1508258304. Its totient is φ = 753943400.

The previous prime is 1131054391. The next prime is 1131054461. The reversal of 1131054411 is 1144501311.

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

It is a cyclic number.

It is not a de Polignac number, because 1131054411 - 2¹⁰ = 1131053387 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1131054461) 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, 13486 + ... + 49436.

It is an arithmetic number, because the mean of its divisors is an integer number (188532288).

Almost surely, 2^1131054411 is an apocalyptic number.

1131054411 is a deficient number, since it is larger than the sum of its proper divisors (377203893).

1131054411 is a wasteful number, since it uses less digits than its factorization.

1131054411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46441.

The product of its (nonzero) digits is 240, while the sum is 21.

The square root of 1131054411 is about 33631.1523888195. The cubic root of 1131054411 is about 1041.9043052863.

Adding to 1131054411 its reverse (1144501311), we get a palindrome (2275555722).

The spelling of 1131054411 in words is "one billion, one hundred thirty-one million, fifty-four thousand, four hundred eleven".