11917146 has 16 divisors (see below), whose sum is σ = 23899104. Its totient is φ = 3961584.

The previous prime is 11917133. The next prime is 11917159. The reversal of 11917146 is 64171911.

It is an interprime number because it is at equal distance from previous prime (11917133) and next prime (11917159).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120 + ... + 4883.

It is an arithmetic number, because the mean of its divisors is an integer number (1493694).

Almost surely, 2^11917146 is an apocalyptic number.

11917146 is an abundant number, since it is smaller than the sum of its proper divisors (11981958).

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

11917146 is a wasteful number, since it uses less digits than its factorization.

11917146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5405.

The product of its digits is 1512, while the sum is 30.

The square root of 11917146 is about 3452.1219561308. The cubic root of 11917146 is about 228.4147191837.

The spelling of 11917146 in words is "eleven million, nine hundred seventeen thousand, one hundred forty-six".