1098134259 has 16 divisors (see below), whose sum is σ = 1479461760. Its totient is φ = 724463360.

The previous prime is 1098134251. The next prime is 1098134263. The reversal of 1098134259 is 9524318901.

It is a cyclic number.

It is not a de Polignac number, because 1098134259 - 2³ = 1098134251 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1098134259.

It is not an unprimeable number, because it can be changed into a prime (1098134251) 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, 580387 + ... + 582275.

It is an arithmetic number, because the mean of its divisors is an integer number (92466360).

Almost surely, 2^1098134259 is an apocalyptic number.

1098134259 is a deficient number, since it is larger than the sum of its proper divisors (381327501).

1098134259 is a wasteful number, since it uses less digits than its factorization.

1098134259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3810.

The product of its (nonzero) digits is 77760, while the sum is 42.

The square root of 1098134259 is about 33138.1088627580. The cubic root of 1098134259 is about 1031.6961587115.

The spelling of 1098134259 in words is "one billion, ninety-eight million, one hundred thirty-four thousand, two hundred fifty-nine".