1098141 has 16 divisors (see below), whose sum is σ = 1617408. Its totient is φ = 657200.

The previous prime is 1098133. The next prime is 1098151. The reversal of 1098141 is 1418901.

It is a cyclic number.

It is not a de Polignac number, because 1098141 - 2³ = 1098133 is a prime.

It is an Ulam number.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1098101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3376 + ... + 3686.

It is an arithmetic number, because the mean of its divisors is an integer number (101088).

2^1098141 is an apocalyptic number.

1098141 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1098141 is a deficient number, since it is larger than the sum of its proper divisors (519267).

1098141 is a wasteful number, since it uses less digits than its factorization.

1098141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432.

The product of its (nonzero) digits is 288, while the sum is 24.

The square root of 1098141 is about 1047.9222299388. The cubic root of 1098141 is about 103.1698269762.

The spelling of 1098141 in words is "one million, ninety-eight thousand, one hundred forty-one".