11342156 has 48 divisors (see below), whose sum is σ = 23869440. Its totient is φ = 4613760.

The previous prime is 11342143. The next prime is 11342167. The reversal of 11342156 is 65124311.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63275 + ... + 63453.

It is an arithmetic number, because the mean of its divisors is an integer number (497280).

Almost surely, 2^11342156 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11342156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11934720).

11342156 is an abundant number, since it is smaller than the sum of its proper divisors (12527284).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11342156 is a wasteful number, since it uses less digits than its factorization.

11342156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294 (or 292 counting only the distinct ones).

The product of its digits is 720, while the sum is 23.

The square root of 11342156 is about 3367.8117524589. The cubic root of 11342156 is about 224.6804088174.

Adding to 11342156 its reverse (65124311), we get a palindrome (76466467).

The spelling of 11342156 in words is "eleven million, three hundred forty-two thousand, one hundred fifty-six".