1088554 has 4 divisors (see below), whose sum is σ = 1632834. Its totient is φ = 544276.

The previous prime is 1088543. The next prime is 1088569. The reversal of 1088554 is 4558801.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4558801 = 13 ⋅350677.

It can be written as a sum of positive squares in only one way, i.e., 1046529 + 42025 = 1023^2 + 205^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272137 + ... + 272140.

2^1088554 is an apocalyptic number.

1088554 is a deficient number, since it is larger than the sum of its proper divisors (544280).

1088554 is an equidigital number, since it uses as much as digits as its factorization.

1088554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 544279.

The product of its (nonzero) digits is 6400, while the sum is 31.

The square root of 1088554 is about 1043.3379126630. The cubic root of 1088554 is about 102.8687176495.

The spelling of 1088554 in words is "one million, eighty-eight thousand, five hundred fifty-four".