1094542 has 4 divisors (see below), whose sum is σ = 1641816. Its totient is φ = 547270.

The previous prime is 1094539. The next prime is 1094543. The reversal of 1094542 is 2454901.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2454901 = 107 ⋅22943.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1094543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 273634 + ... + 273637.

It is an arithmetic number, because the mean of its divisors is an integer number (410454).

2^1094542 is an apocalyptic number.

1094542 is a deficient number, since it is larger than the sum of its proper divisors (547274).

1094542 is an equidigital number, since it uses as much as digits as its factorization.

1094542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 547273.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 1094542 is about 1046.2036130697. The cubic root of 1094542 is about 103.0569955080.

The spelling of 1094542 in words is "one million, ninety-four thousand, five hundred forty-two".