1045918 has 4 divisors (see below), whose sum is σ = 1568880. Its totient is φ = 522958.

The previous prime is 1045907. The next prime is 1045963. The reversal of 1045918 is 8195401.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261478 + ... + 261481.

It is an arithmetic number, because the mean of its divisors is an integer number (392220).

2^1045918 is an apocalyptic number.

1045918 is a deficient number, since it is larger than the sum of its proper divisors (522962).

1045918 is an equidigital number, since it uses as much as digits as its factorization.

1045918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522961.

The product of its (nonzero) digits is 1440, while the sum is 28.

The square root of 1045918 is about 1022.7013249234. The cubic root of 1045918 is about 101.5077525686.

The spelling of 1045918 in words is "one million, forty-five thousand, nine hundred eighteen".