1045427 has 2 divisors, whose sum is σ = 1045428. Its totient is φ = 1045426.

The previous prime is 1045423. The next prime is 1045469. The reversal of 1045427 is 7245401.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1045427 - 2² = 1045423 is a prime.

It is a super-2 number, since 2×1045427² = 2185835224658, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1045423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 522713 + 522714.

It is an arithmetic number, because the mean of its divisors is an integer number (522714).

2^1045427 is an apocalyptic number.

1045427 is a deficient number, since it is larger than the sum of its proper divisors (1).

1045427 is an equidigital number, since it uses as much as digits as its factorization.

1045427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1120, while the sum is 23.

The square root of 1045427 is about 1022.4612462094. The cubic root of 1045427 is about 101.4918660116.

The spelling of 1045427 in words is "one million, forty-five thousand, four hundred twenty-seven".