1094573842 has 4 divisors (see below), whose sum is σ = 1641860766. Its totient is φ = 547286920.

The previous prime is 1094573801. The next prime is 1094573863. The reversal of 1094573842 is 2483754901.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2483754901 = 773 ⋅3213137.

It can be written as a sum of positive squares in only one way, i.e., 913913361 + 180660481 = 30231^2 + 13441^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 273643459 + ... + 273643462.

Almost surely, 2^1094573842 is an apocalyptic number.

1094573842 is a deficient number, since it is larger than the sum of its proper divisors (547286924).

1094573842 is an equidigital number, since it uses as much as digits as its factorization.

1094573842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 547286923.

The product of its (nonzero) digits is 241920, while the sum is 43.

The square root of 1094573842 is about 33084.3443640644. The cubic root of 1094573842 is about 1030.5799486326.

The spelling of 1094573842 in words is "one billion, ninety-four million, five hundred seventy-three thousand, eight hundred forty-two".