1045654 has 4 divisors (see below), whose sum is σ = 1568484. Its totient is φ = 522826.

The previous prime is 1045651. The next prime is 1045663. The reversal of 1045654 is 4565401.

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 (1045651) 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, 261412 + ... + 261415.

It is an arithmetic number, because the mean of its divisors is an integer number (392121).

2^1045654 is an apocalyptic number.

1045654 is a deficient number, since it is larger than the sum of its proper divisors (522830).

1045654 is an equidigital number, since it uses as much as digits as its factorization.

1045654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522829.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 1045654 is about 1022.5722468364. The cubic root of 1045654 is about 101.4992113312.

The spelling of 1045654 in words is "one million, forty-five thousand, six hundred fifty-four".