11734147 has 4 divisors (see below), whose sum is σ = 11955600. Its totient is φ = 11512696.

The previous prime is 11734139. The next prime is 11734157. The reversal of 11734147 is 74143711.

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

It is a cyclic number.

It is not a de Polignac number, because 11734147 - 2³ = 11734139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11734127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110647 + ... + 110752.

It is an arithmetic number, because the mean of its divisors is an integer number (2988900).

Almost surely, 2^11734147 is an apocalyptic number.

11734147 is a deficient number, since it is larger than the sum of its proper divisors (221453).

11734147 is an equidigital number, since it uses as much as digits as its factorization.

11734147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221452.

The product of its digits is 2352, while the sum is 28.

The square root of 11734147 is about 3425.5141219969. The cubic root of 11734147 is about 227.2395086334.

Adding to 11734147 its reverse (74143711), we get a palindrome (85877858).

It can be divided in two parts, 11734 and 147, that added together give a square (11881 = 109²).

The spelling of 11734147 in words is "eleven million, seven hundred thirty-four thousand, one hundred forty-seven".