11071442 has 8 divisors (see below), whose sum is σ = 16645500. Its totient is φ = 5522944.

The previous prime is 11071421. The next prime is 11071451. The reversal of 11071442 is 24417011.

It can be written as a sum of positive squares in 2 ways, for example, as 9991921 + 1079521 = 3161^2 + 1039^2 .

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

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, 5267 + ... + 7062.

Almost surely, 2^11071442 is an apocalyptic number.

11071442 is a deficient number, since it is larger than the sum of its proper divisors (5574058).

11071442 is a wasteful number, since it uses less digits than its factorization.

11071442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12780.

The product of its (nonzero) digits is 224, while the sum is 20.

The square root of 11071442 is about 3327.3776461352. The cubic root of 11071442 is about 222.8784419313.

Adding to 11071442 its reverse (24417011), we get a palindrome (35488453).

The spelling of 11071442 in words is "eleven million, seventy-one thousand, four hundred forty-two".