1563882373 has 2 divisors, whose sum is σ = 1563882374. Its totient is φ = 1563882372.

The previous prime is 1563882337. The next prime is 1563882409. The reversal of 1563882373 is 3732883651.

Together with previous prime (1563882337) it forms an Ormiston pair, because they use the same digits, order apart.

It is a balanced prime because it is at equal distance from previous prime (1563882337) and next prime (1563882409).

It can be written as a sum of positive squares in only one way, i.e., 1478171809 + 85710564 = 38447^2 + 9258^2 .

It is a cyclic number.

It is not a de Polignac number, because 1563882373 - 2⁹ = 1563881861 is a prime.

It is a super-2 number, since 2×1563882373² = 4891456153160222258, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1563888373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 781941186 + 781941187.

It is an arithmetic number, because the mean of its divisors is an integer number (781941187).

Almost surely, 2^1563882373 is an apocalyptic number.

It is an amenable number.

1563882373 is a deficient number, since it is larger than the sum of its proper divisors (1).

1563882373 is an equidigital number, since it uses as much as digits as its factorization.

1563882373 is an evil number, because the sum of its binary digits is even.

The product of its digits is 725760, while the sum is 46.

The square root of 1563882373 is about 39545.9526753371. The cubic root of 1563882373 is about 1160.7393159110.

The spelling of 1563882373 in words is "one billion, five hundred sixty-three million, eight hundred eighty-two thousand, three hundred seventy-three".