11137870 has 8 divisors (see below), whose sum is σ = 20048184. Its totient is φ = 4455144.

The previous prime is 11137859. The next prime is 11137871. The reversal of 11137870 is 7873111.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11137871) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 556884 + ... + 556903.

It is an arithmetic number, because the mean of its divisors is an integer number (2506023).

Almost surely, 2^11137870 is an apocalyptic number.

11137870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11137870 is a deficient number, since it is larger than the sum of its proper divisors (8910314).

11137870 is a wasteful number, since it uses less digits than its factorization.

11137870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1113794.

The product of its (nonzero) digits is 1176, while the sum is 28.

The square root of 11137870 is about 3337.3447529436. The cubic root of 11137870 is about 223.3233059036.

The spelling of 11137870 in words is "eleven million, one hundred thirty-seven thousand, eight hundred seventy".