11071870 has 24 divisors (see below), whose sum is σ = 21040344. Its totient is φ = 4194288.

The previous prime is 11071849. The next prime is 11071873. The reversal of 11071870 is 7817011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11071873) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2077 + ... + 5143.

It is an arithmetic number, because the mean of its divisors is an integer number (876681).

Almost surely, 2^11071870 is an apocalyptic number.

11071870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11071870 is a deficient number, since it is larger than the sum of its proper divisors (9968474).

11071870 is a wasteful number, since it uses less digits than its factorization.

11071870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3112 (or 3093 counting only the distinct ones).

The product of its (nonzero) digits is 392, while the sum is 25.

The square root of 11071870 is about 3327.4419604255. The cubic root of 11071870 is about 222.8813139072.

Adding to 11071870 its reverse (7817011), we get a palindrome (18888881).

The spelling of 11071870 in words is "eleven million, seventy-one thousand, eight hundred seventy".