1045186822 has 4 divisors (see below), whose sum is σ = 1567780236. Its totient is φ = 522593410.

The previous prime is 1045186819. The next prime is 1045186823. The reversal of 1045186822 is 2286815401.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1045186823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261296704 + ... + 261296707.

It is an arithmetic number, because the mean of its divisors is an integer number (391945059).

Almost surely, 2^1045186822 is an apocalyptic number.

1045186822 is a deficient number, since it is larger than the sum of its proper divisors (522593414).

1045186822 is an equidigital number, since it uses as much as digits as its factorization.

1045186822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522593413.

The product of its (nonzero) digits is 30720, while the sum is 37.

The square root of 1045186822 is about 32329.3492356404. The cubic root of 1045186822 is about 1014.8409311742.

The spelling of 1045186822 in words is "one billion, forty-five million, one hundred eighty-six thousand, eight hundred twenty-two".