11071994 has 8 divisors (see below), whose sum is σ = 16638048. Its totient is φ = 5525980.

The previous prime is 11071979. The next prime is 11072029. The reversal of 11071994 is 49917011.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×11071994² = 245178102272072, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11071994.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3542 + ... + 5889.

It is an arithmetic number, because the mean of its divisors is an integer number (2079756).

Almost surely, 2^11071994 is an apocalyptic number.

11071994 is a deficient number, since it is larger than the sum of its proper divisors (5566054).

11071994 is an equidigital number, since it uses as much as digits as its factorization.

11071994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10020.

The product of its (nonzero) digits is 2268, while the sum is 32.

The square root of 11071994 is about 3327.4605933054. The cubic root of 11071994 is about 222.8821459612.

The spelling of 11071994 in words is "eleven million, seventy-one thousand, nine hundred ninety-four".