11742171 has 16 divisors (see below), whose sum is σ = 18835200. Its totient is φ = 6356448.

The previous prime is 11742109. The next prime is 11742173. The reversal of 11742171 is 17124711.

It is not a de Polignac number, because 11742171 - 2⁷ = 11742043 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11742173) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14316 + ... + 15113.

It is an arithmetic number, because the mean of its divisors is an integer number (1177200).

Almost surely, 2^11742171 is an apocalyptic number.

11742171 is a deficient number, since it is larger than the sum of its proper divisors (7093029).

11742171 is a wasteful number, since it uses less digits than its factorization.

11742171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29458.

The product of its digits is 392, while the sum is 24.

The square root of 11742171 is about 3426.6851328945. The cubic root of 11742171 is about 227.2912935184.

Adding to 11742171 its reverse (17124711), we get a palindrome (28866882).

The spelling of 11742171 in words is "eleven million, seven hundred forty-two thousand, one hundred seventy-one".