1131532341 has 8 divisors (see below), whose sum is σ = 1510573344. Its totient is φ = 753423120.

The previous prime is 1131532331. The next prime is 1131532361. The reversal of 1131532341 is 1432351311.

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

It is not a de Polignac number, because 1131532341 - 2¹⁷ = 1131401269 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131532331) 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, 230106 + ... + 234971.

It is an arithmetic number, because the mean of its divisors is an integer number (188821668).

Almost surely, 2^1131532341 is an apocalyptic number.

It is an amenable number.

1131532341 is a deficient number, since it is larger than the sum of its proper divisors (379041003).

1131532341 is an equidigital number, since it uses as much as digits as its factorization.

1131532341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 465891.

The product of its digits is 1080, while the sum is 24.

The square root of 1131532341 is about 33638.2571040772. The cubic root of 1131532341 is about 1042.0510377507.

Adding to 1131532341 its reverse (1432351311), we get a palindrome (2563883652).

The spelling of 1131532341 in words is "one billion, one hundred thirty-one million, five hundred thirty-two thousand, three hundred forty-one".