1097820063 has 12 divisors (see below), whose sum is σ = 1607463520. Its totient is φ = 721853856.

The previous prime is 1097820047. The next prime is 1097820071. The reversal of 1097820063 is 3600287901.

It is not a de Polignac number, because 1097820063 - 2⁴ = 1097820047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1097820013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 834823 + ... + 836136.

Almost surely, 2^1097820063 is an apocalyptic number.

1097820063 is a deficient number, since it is larger than the sum of its proper divisors (509643457).

1097820063 is a wasteful number, since it uses less digits than its factorization.

1097820063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1671038 (or 1671035 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 1097820063 is about 33133.3678185602. The cubic root of 1097820063 is about 1031.5977537050.

The spelling of 1097820063 in words is "one billion, ninety-seven million, eight hundred twenty thousand, sixty-three".