1098134245 has 8 divisors (see below), whose sum is σ = 1419127416. Its totient is φ = 810929856.

The previous prime is 1098134183. The next prime is 1098134249. The reversal of 1098134245 is 5424318901.

It can be written as a sum of positive squares in 4 ways, for example, as 62710561 + 1035423684 = 7919^2 + 32178^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 1098134245 - 2¹¹ = 1098132197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1098134249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8447122 + ... + 8447251.

It is an arithmetic number, because the mean of its divisors is an integer number (177390927).

Almost surely, 2^1098134245 is an apocalyptic number.

It is an amenable number.

1098134245 is a deficient number, since it is larger than the sum of its proper divisors (320993171).

1098134245 is a wasteful number, since it uses less digits than its factorization.

1098134245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16894391.

The product of its (nonzero) digits is 34560, while the sum is 37.

The square root of 1098134245 is about 33138.1086515208. The cubic root of 1098134245 is about 1031.6961543272.

The spelling of 1098134245 in words is "one billion, ninety-eight million, one hundred thirty-four thousand, two hundred forty-five".