11531342 has 4 divisors (see below), whose sum is σ = 17297016. Its totient is φ = 5765670.

The previous prime is 11531339. The next prime is 11531363. The reversal of 11531342 is 24313511.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24313511 = 503 ⋅48337.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2882834 + ... + 2882837.

It is an arithmetic number, because the mean of its divisors is an integer number (4324254).

Almost surely, 2^11531342 is an apocalyptic number.

11531342 is a deficient number, since it is larger than the sum of its proper divisors (5765674).

11531342 is an equidigital number, since it uses as much as digits as its factorization.

11531342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5765673.

The product of its digits is 360, while the sum is 20.

The square root of 11531342 is about 3395.7829730417. The cubic root of 11531342 is about 225.9227422772.

Adding to 11531342 its reverse (24313511), we get a palindrome (35844853).

The spelling of 11531342 in words is "eleven million, five hundred thirty-one thousand, three hundred forty-two".