1563467 has 2 divisors, whose sum is σ = 1563468. Its totient is φ = 1563466.

The previous prime is 1563461. The next prime is 1563469. The reversal of 1563467 is 7643651.

It is a strong prime.

1563467 is a truncatable prime.

It is a cyclic number.

It is not a de Polignac number, because 1563467 - 2¹⁸ = 1301323 is a prime.

Together with 1563469, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1563461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 781733 + 781734.

It is an arithmetic number, because the mean of its divisors is an integer number (781734).

2^1563467 is an apocalyptic number.

1563467 is a deficient number, since it is larger than the sum of its proper divisors (1).

1563467 is an equidigital number, since it uses as much as digits as its factorization.

1563467 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15120, while the sum is 32.

The square root of 1563467 is about 1250.3867401728. The cubic root of 1563467 is about 116.0636541245.

The spelling of 1563467 in words is "one million, five hundred sixty-three thousand, four hundred sixty-seven".