1681102 has 8 divisors (see below), whose sum is σ = 2527200. Its totient is φ = 838704.

The previous prime is 1681091. The next prime is 1681103. The reversal of 1681102 is 2011861.

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

It is a super-2 number, since 2×1681102² = 5652207868808, which contains 22 as substring.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 1681102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1681103) 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, 1099 + ... + 2137.

It is an arithmetic number, because the mean of its divisors is an integer number (315900).

2^1681102 is an apocalyptic number.

1681102 is a deficient number, since it is larger than the sum of its proper divisors (846098).

1681102 is a wasteful number, since it uses less digits than its factorization.

1681102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1850.

The product of its (nonzero) digits is 96, while the sum is 19.

The square root of 1681102 is about 1296.5731757213. The cubic root of 1681102 is about 118.9044262390.

Adding to 1681102 its reverse (2011861), we get a palindrome (3692963).

It can be divided in two parts, 168 and 1102, that multiplied together give a triangular number (185136 = T₆₀₈).

The spelling of 1681102 in words is "one million, six hundred eighty-one thousand, one hundred two".