1098070655 has 8 divisors (see below), whose sum is σ = 1437474384. Its totient is φ = 798596800.

The previous prime is 1098070621. The next prime is 1098070663. The reversal of 1098070655 is 5560708901.

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

It is not a de Polignac number, because 1098070655 - 2¹² = 1098066559 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9982406 + ... + 9982515.

It is an arithmetic number, because the mean of its divisors is an integer number (179684298).

Almost surely, 2^1098070655 is an apocalyptic number.

1098070655 is a deficient number, since it is larger than the sum of its proper divisors (339403729).

1098070655 is a wasteful number, since it uses less digits than its factorization.

1098070655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19964937.

The product of its (nonzero) digits is 75600, while the sum is 41.

The square root of 1098070655 is about 33137.1491682673. The cubic root of 1098070655 is about 1031.6762396932.

The spelling of 1098070655 in words is "one billion, ninety-eight million, seventy thousand, six hundred fifty-five".