11071982 has 4 divisors (see below), whose sum is σ = 16607976. Its totient is φ = 5535990.

The previous prime is 11071979. The next prime is 11072029. The reversal of 11071982 is 28917011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 28917011 = 127 ⋅227693.

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, 2767994 + ... + 2767997.

It is an arithmetic number, because the mean of its divisors is an integer number (4151994).

Almost surely, 2^11071982 is an apocalyptic number.

11071982 is a deficient number, since it is larger than the sum of its proper divisors (5535994).

11071982 is an equidigital number, since it uses as much as digits as its factorization.

11071982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5535993.

The product of its (nonzero) digits is 1008, while the sum is 29.

The square root of 11071982 is about 3327.4587901280. The cubic root of 11071982 is about 222.8820654401.

Adding to 11071982 its reverse (28917011), we get a palindrome (39988993).

The spelling of 11071982 in words is "eleven million, seventy-one thousand, nine hundred eighty-two".