11317142 has 4 divisors (see below), whose sum is σ = 16975716. Its totient is φ = 5658570.

The previous prime is 11317129. The next prime is 11317169. The reversal of 11317142 is 24171311.

It is a happy number.

It is a semiprime because it is the product of two primes.

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, 2829284 + ... + 2829287.

It is an arithmetic number, because the mean of its divisors is an integer number (4243929).

Almost surely, 2^11317142 is an apocalyptic number.

11317142 is a deficient number, since it is larger than the sum of its proper divisors (5658574).

11317142 is an equidigital number, since it uses as much as digits as its factorization.

11317142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5658573.

The product of its digits is 168, while the sum is 20.

The square root of 11317142 is about 3364.0960152766. The cubic root of 11317142 is about 224.5151171279.

Adding to 11317142 its reverse (24171311), we get a palindrome (35488453).

The spelling of 11317142 in words is "eleven million, three hundred seventeen thousand, one hundred forty-two".