1093998242 has 4 divisors (see below), whose sum is σ = 1640997366. Its totient is φ = 546999120.

The previous prime is 1093998239. The next prime is 1093998253. The reversal of 1093998242 is 2428993901.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 937523161 + 156475081 = 30619^2 + 12509^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 273499559 + ... + 273499562.

Almost surely, 2^1093998242 is an apocalyptic number.

1093998242 is a deficient number, since it is larger than the sum of its proper divisors (546999124).

1093998242 is an equidigital number, since it uses as much as digits as its factorization.

1093998242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 546999123.

The product of its (nonzero) digits is 279936, while the sum is 47.

The square root of 1093998242 is about 33075.6442416471. The cubic root of 1093998242 is about 1030.3992677113.

The spelling of 1093998242 in words is "one billion, ninety-three million, nine hundred ninety-eight thousand, two hundred forty-two".