1041643 has 2 divisors, whose sum is σ = 1041644. Its totient is φ = 1041642.

The previous prime is 1041619. The next prime is 1041653. The reversal of 1041643 is 3461401.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1041643 - 2¹³ = 1033451 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1041643.

It is not a weakly prime, because it can be changed into another prime (1041653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520821 + 520822.

It is an arithmetic number, because the mean of its divisors is an integer number (520822).

2^1041643 is an apocalyptic number.

1041643 is a deficient number, since it is larger than the sum of its proper divisors (1).

1041643 is an equidigital number, since it uses as much as digits as its factorization.

1041643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1041643 is about 1020.6091318424. The cubic root of 1041643 is about 101.3692655447.

The spelling of 1041643 in words is "one million, forty-one thousand, six hundred forty-three".