1098255893 has 8 divisors (see below), whose sum is σ = 1273883712. Its totient is φ = 927311616.

The previous prime is 1098255887. The next prime is 1098255931. The reversal of 1098255893 is 3985528901.

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

It is not a de Polignac number, because 1098255893 - 2¹⁴ = 1098239509 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1098255863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1170380 + ... + 1171317.

It is an arithmetic number, because the mean of its divisors is an integer number (159235464).

Almost surely, 2^1098255893 is an apocalyptic number.

It is an amenable number.

1098255893 is a deficient number, since it is larger than the sum of its proper divisors (175627819).

1098255893 is an equidigital number, since it uses as much as digits as its factorization.

1098255893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2341771.

The product of its (nonzero) digits is 777600, while the sum is 50.

The square root of 1098255893 is about 33139.9440705623. The cubic root of 1098255893 is about 1031.7342489835.

The spelling of 1098255893 in words is "one billion, ninety-eight million, two hundred fifty-five thousand, eight hundred ninety-three".