11700890 has 8 divisors (see below), whose sum is σ = 21061620. Its totient is φ = 4680352.

The previous prime is 11700889. The next prime is 11700907. The reversal of 11700890 is 9800711.

It can be written as a sum of positive squares in 2 ways, for example, as 11377129 + 323761 = 3373^2 + 569^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 585035 + ... + 585054.

Almost surely, 2^11700890 is an apocalyptic number.

11700890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11700890 is a deficient number, since it is larger than the sum of its proper divisors (9360730).

11700890 is a wasteful number, since it uses less digits than its factorization.

11700890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1170096.

The product of its (nonzero) digits is 504, while the sum is 26.

The square root of 11700890 is about 3420.6563697630. The cubic root of 11700890 is about 227.0246242379.

The spelling of 11700890 in words is "eleven million, seven hundred thousand, eight hundred ninety".