1083554 has 4 divisors (see below), whose sum is σ = 1625334. Its totient is φ = 541776.

The previous prime is 1083541. The next prime is 1083559. The reversal of 1083554 is 4553801.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4553801 = 7 ⋅650543.

It can be written as a sum of positive squares in only one way, i.e., 555025 + 528529 = 745^2 + 727^2 .

It is not an unprimeable number, because it can be changed into a prime (1083559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270887 + ... + 270890.

2^1083554 is an apocalyptic number.

1083554 is a deficient number, since it is larger than the sum of its proper divisors (541780).

1083554 is an equidigital number, since it uses as much as digits as its factorization.

1083554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 541779.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 1083554 is about 1040.9389991733. The cubic root of 1083554 is about 102.7109753275.

The spelling of 1083554 in words is "one million, eighty-three thousand, five hundred fifty-four".