11331770 has 8 divisors (see below), whose sum is σ = 20397204. Its totient is φ = 4532704.

The previous prime is 11331769. The next prime is 11331781. The reversal of 11331770 is 7713311.

It can be written as a sum of positive squares in 2 ways, for example, as 10029889 + 1301881 = 3167^2 + 1141^2 .

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

It is a super-2 number, since 2×11331770² = 256818022665800, which contains 22 as substring.

It is a nialpdrome in base 15.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 566579 + ... + 566598.

Almost surely, 2^11331770 is an apocalyptic number.

11331770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11331770 is a deficient number, since it is larger than the sum of its proper divisors (9065434).

11331770 is a wasteful number, since it uses less digits than its factorization.

11331770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1133184.

The product of its (nonzero) digits is 441, while the sum is 23.

The square root of 11331770 is about 3366.2694485142. The cubic root of 11331770 is about 224.6118080046.

The spelling of 11331770 in words is "eleven million, three hundred thirty-one thousand, seven hundred seventy".