1132141231 has 16 divisors (see below), whose sum is σ = 1297755648. Its totient is φ = 978393600.

The previous prime is 1132141229. The next prime is 1132141243. The reversal of 1132141231 is 1321412311.

It is a cyclic number.

It is not a de Polignac number, because 1132141231 - 2¹ = 1132141229 is a prime.

It is a super-2 number, since 2×1132141231² = 2563487533860390722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1132141199 and 1132141208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1132141271) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28801 + ... + 55621.

It is an arithmetic number, because the mean of its divisors is an integer number (81109728).

Almost surely, 2^1132141231 is an apocalyptic number.

1132141231 is a deficient number, since it is larger than the sum of its proper divisors (165614417).

1132141231 is a wasteful number, since it uses less digits than its factorization.

1132141231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27042.

The product of its digits is 144, while the sum is 19.

The square root of 1132141231 is about 33647.3064449444. The cubic root of 1132141231 is about 1042.2379172762.

Adding to 1132141231 its reverse (1321412311), we get a palindrome (2453553542).

The spelling of 1132141231 in words is "one billion, one hundred thirty-two million, one hundred forty-one thousand, two hundred thirty-one".